mouryat9/CogBench huggingface dataset:
Subject: chemistry
Question: Describe the molecular structure around the indicated atom or atoms: (a) the sulfur atom in sulfuric acid, H2SO4[(HO)2SO2] (b) the chlorine atom in chloric acid, HClO3[HOClO2] (c) the oxygen atom in hydrogen peroxide, HOOH (d) the nitrogen atom in nitric acid, HNO3[HONO2] (e) the oxygen atom in the OH group in nitric acid, HNO3[HONO2] (f) the central oxygen atom in the ozone molecule, O3 (g) each of the carbon atoms in propyne, CH3CCH (h) the carbon atom in Freon, CCl2F2 (i) each of the carbon atoms in allene, H2CCCH2
Subject: mathematics
Question: The speed of a particle with a position function \mathbf{\text{r}}(t) is {\left( {\mathbf{\text{r}^{\prime}}(t)} \right)\text{/}\left( \left| {\mathbf{\text{r}^{\prime}}(t)} \right| \right)}.
Subject: mathematics
Question: What is the maximum amount of federal subsidized and unsubsidized loans for a dependent student in their third year of an undergraduate data science program?
Subject: sociology
Question: Which one of the following is _not_ a way people are socialized by religion?    A. People learn the material culture of their religion.   B. Life stages and roles are connected to religious celebration.   C. An individual’s personal internal experience of a divine being leads to their faith.   D. Places of worship provide a space for shared group experiences.
Subject: business
Question: Describe the disadvantages of using the payback period to evaluate a project.
Subject: physics
Question: Define and make clear distinctions between the terms neutron, nucleon, nucleus, and nuclide.
Subject: mathematics
Question: If you draw 2Scrabbletiles with replacement and ignoring order from a bag containing E, E, L, S, what is the sample space?
Subject: mathematics
Question: Where is the function increasing on the interval \left\lbrack {0,2\pi} \right\rbrack?
Subject: biology
Question: Venoconstriction increases which of the following?
Subject: physics
Question: A light beam in air is incident on the surface of a pond, making an angle of 20\text{°} with respect to the surface. What are the angles of reflection and refraction?
Subject: biology
Question: Describe clonal selection and expansion.
Subject: physics
Question: Is the Earth’s magnetic field parallel to the ground at all locations? If not, where is it parallel to the surface? Is its strength the same at all locations? If not, where is it greatest?
Subject: chemistry
Question: Calculate the enthalpy of combustion of butane, C 4 H 10 ( _g_ ) for the formation of H 2 O( _g_ ) and CO 2 ( _g_ ). The enthalpy of formation of butane is −126 kJ/mol.
Subject: history
Question: Which of the following was a goal of the Spanish in their destruction of Fort Caroline? establishing a foothold from which to battle the Timucuaclaiming a safe place to house the New World treasures that would be shipped back to Spainreducing the threat of French privateerslocating a site for the establishment of Santa Fe
Subject: psychology
Question: What occurs during the years of the climacteric?
Subject: chemistry
Question: The level of mercury in a stream was suspected to be above the minimum considered safe (1 part per billion by weight). An analysis indicated that the concentration was 0.68 parts per billion. Assume a density of 1.0 g/mL and calculate the molarity of mercury in the stream.
Subject: economics
Question: Are U.S. unemployment rates distributed evenly across the population?
Subject: mathematics
Question: a + 8 = \operatorname{\\_\\_\\_\\_}
Subject: nursing
Question: The nurse is caring for a client with a protein and iron deficiency who is allergic to beef. Which is the best alternative for the nurse to suggest?
Subject: biology
Question: Which of the following is the reason jams and dried meats often do not require refrigeration to prevent spoilage?    A. low pH   B. toxic alkaline chemicals   C. naturally occurring antibiotics   D. low water activity
Subject: chemistry
Question: How are the following similar, and how do they differ? (a) σ molecular orbitals and π molecular orbitals (b)ψfor an atomic orbital andψfor a molecular orbital (c) bonding orbitals and antibonding orbitals
Subject: physics
Question: An observer at origin of inertial frame S sees a flashbulb go off at x = 150\ \text{km},y = 15.0\ \text{km}, and z = 1.00\ \text{km} at time t = 4.5\ \times \ 10^{-4}\text{s}. At what time and position in the S \prime system did the flash occur, if S \prime is moving along shared _x_ -direction with S at a velocity v = 0.6c?
Subject: psychology
Question: What is the difference between baby blues and postpartum depression?
Subject: physics
Question: Write an expression for the total number of states with orbital angular momentum _l_ .
Subject: physics
Question: A single slit of width 0.1 mm is illuminated by a mercury light of wavelength 576 nm. Find the intensity at a 10\text{°} angle to the axis in terms of the intensity of the central maximum.
Subject: chemistry
Question: Many plastic materials are organic polymers that contain carbon and hydrogen. The oxidation of these plastics in air to form carbon dioxide and water is a spontaneous process; however, plastic materials tend to persist in the environment. Explain.
Subject: chemistry
Question: How can it be demonstrated that colloidal particles are electrically charged?
Subject: mathematics
Question: \sqrt{x + 1} - \sqrt{x - 2} = 1
Subject: history
Question: The key state in the 2000 election where the U.S. Supreme Court stopped a recount of votes was ________.    A. Florida   B. Texas   C. Georgia   D. Virginia
Subject: anthropology
Question: What types of relationships do Indigenous hunters have with wild animal prey?
Subject: physics
Question: MIT’s robot cheetah can jump over obstacles 46 cm high and has speed of 12.0 km/h. (a) If the robot launches itself at an angle of 60\text{°} at this speed, what is its maximum height? (b) What would the launch angle have to be to reach a height of 46 cm?
Subject: mathematics
Question: Determine whether the mappings represent a function:
Subject: psychology
Question: An individual’s consistent pattern of thought and behavior is known as a(n) ________.
Subject: business
Question: What are the differences between traditional and entrepreneurial marketing?
Subject: biology
Question: Which layer of skin contains living cells, is vascularized, and lies directly above the hypodermis?    A. the stratum corneum   B. the dermis   C. the epidermis   D. the conjunctiva
Subject: mathematics
Question: Calculate the number of distinct Hamilton cycles in a complete graph with 15 vertices.
Subject: physics
Question: The emf of an ac source is given by v(t) = V_{0}\ \text{sin}\ \omega t, where V_{0} = 100\ \text{V} and \omega = 200\pi\ \text{rad/s}\text{.} Find an expression that represents the output current of the source if it is connected across (a) a 20\text{-}\mu\text{F} capacitor, (b) a 20-mH inductor, and (c) a 50\text{-}\text{Ω} resistor.
Subject: physics
Question: The “steam” above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot coffee. What is the final temperature of 250 g of hot coffee initially at \text{90}\text{.}\text{0ºC} if 2.00 g evaporates from it? The coffee is in a Styrofoam cup, so other methods of heat transfer can be neglected.
Subject: nursing
Question: A client is prescribed ibuprofen 800 mg every 6 hours for pain relief. On hand, there are ibuprofen tablets labeled 200 mg each. How many tablets should the nurse administer to the client for each dose?
Subject: physics
Question: Find the momentum of a helium nucleus having a mass of 6.68\ \times \ 10^{-27}\ \text{kg} that is moving at 0.200 _c_ .
Subject: physics
Question: A certain slide projector has a 100 mm-focal length lens. (a) How far away is the screen if a slide is placed 103 mm from the lens and produces a sharp image? (b) If the slide is 24.0 by 36.0 mm, what are the dimensions of the image? Explicitly show how you follow the steps in the [Lenses](2-4-thin- lenses) .
Subject: physics
Question: Provide an example of something that decreases in a manner similar to radioactive decay.
Subject: physics
Question: A body of mass 100 kg is weighed at the North Pole and at the equator with a spring scale. What is the scale reading at these two points? Assume that g = 9.83\ \text{m/s}^{2} at the pole.
Subject: nursing
Question: Which statement made by a client indicates to the nurse that the client understands self-care during myelosuppressive chemotherapy?
Subject: biology
Question: How does the development of the clavicle differ from the development of other appendicular skeleton bones?
Subject: computer_science
Question: You are building your own computer and have finished installing all hardware components. What should you install first?
Subject: mathematics
Question: Draw a scatter plot of the data.
Subject: anthropology
Question: Describe various food prescriptions and food prohibitions that are common in your own cultural practices.
Subject: astronomy
Question: The text explains that plages are found near sunspots, butFigure 15.18shows that they appear even in areas without sunspots. What might be the explanation for this?
Subject: nursing
Question: Which AChE inhibitor should be stopped immediately if the client notices a rash?
Subject: physics
Question: An electron in a television tube is accelerated uniformly from rest to a speed of 8.4\ \times \ 10^{7}\ \text{m/s} over a distance of 2.5 cm. What is the power delivered to the electron at the instant that its displacement is 1.0 cm?
Subject: physics
Question: The yellow light from a sodium vapor lamp _seems_ to be of pure wavelength, but it produces two first-order maxima at \text{36}\text{.}\text{093}\text{º} and \text{36}\text{.}\text{129}\text{º} when projected on a 10,000 line per centimeter diffraction grating. What are the two wavelengths to an accuracy of 0.1 nm?
Subject: sociology
Question: One flaw in dependency theory is the unwillingness to recognize _______.
Subject: physics
Question: What would be the slope for a line passing through the two points below?Point 1: (1, 0.1)
Point 2: (7, 26.8)
Subject: history
Question: What were the elements of Ronald Reagan’s plan for economic reform?
Subject: political_science
Question: Should states continue to allow ballot initiatives and other forms of direct democracy? Why or why not?
Subject: economics
Question: What is intra-industry trade?
Subject: chemistry
Question: Calculate the equilibrium constant at 25 °C for each of the following reactions from the value of ΔG° given. (a)O2(g)+2F2(g)⟶2OF2(g)ΔG°=−9.2 kJO2(g)+2F2(g)⟶2OF2(g)ΔG°=−9.2 kJ (b)I2(s)+Br2(l)⟶2IBr(g)ΔG°=7.3 kJI2(s)+Br2(l)⟶2IBr(g)ΔG°=7.3 kJ (c)2LiOH(s)+CO2(g)⟶Li2CO3(s)+H2O(g)ΔG°=−79 kJ2LiOH(s)+CO2(g)⟶Li2CO3(s)+H2O(g)ΔG°=−79 kJ (d)N2O3(g)⟶NO(g)+NO2(g)ΔG°=−1.6 kJN2O3(g)⟶NO(g)+NO2(g)ΔG°=−1.6 kJ (e)SnCl4(l)⟶SnCl4(l)ΔG°=8.0 kJSnCl4(l)⟶SnCl4(l)ΔG°=8.0 kJ
Subject: business
Question: Why would impact measures be important in social entrepreneurship ventures?
Subject: physics
Question: Propose a force standard different from the example of a stretched spring discussed in the text. Your standard must be capable of producing the same force repeatedly.
Subject: business
Question: The Bureau of Economics concentrates on all but the following:
Subject: sociology
Question: The major difference between invention and discovery is:    A. Invention is based on technology, whereas discovery is usually based on culture   B. Discovery involves finding items that already exists, but invention puts things together in a new way   C. Invention refers to material culture, whereas discovery can be material or theoretic, like laws of physics   D. Invention is typically used to refer to prehistoric objects, whereas discovery refers to local culture
Subject: computer_science
Question: Consider our start-up company that is 100% committed to leveraging innovative technologies as a business growth facilitator. Describe how it could use a Hibernate to access many different types of database management systems. Are there specific DBMSs that would not be covered by this solution? Would it be a good idea to extend Hibernate to do so, if there is such a solution already in place? If not, what are or would be the limitations of doing so and is it even possible?
Subject: mathematics
Question: 64 \cdot 10
Subject: psychology
Question: What is the term used for individuals in middle adulthood who are simultaneously contributing to the care of their children and their aging parents?
Subject: physics
Question: A 75-kg man stands on his toes by exerting an upward force through the Achilles tendon, as in [Figure 9.40](9-problems-exercises#import-auto- id3514813) . (a) What is the force in the Achilles tendon if he stands on one foot? (b) Calculate the force at the pivot of the simplified lever system shown—that force is representative of forces in the ankle joint.  Figure 9.40 The muscles in the back of the leg pull the Achilles tendon when one stands on one’s toes. A simplified lever system is shown.
Subject: economics
Question: Think about the business cycle: during a recession, unemployment increases; it decreases in an expansionary phase. Explain what happens to TANF, SNAP, and Medicaid programs at each phase of the business cycle (recession, trough, expansion, and peak).
Subject: psychology
Question: Many animals such as owls cannot move their eyes within their sockets.  If an owl was immobilized so that it could not move its head or neck, ________ attentional shifts would be affected.
Subject: biology
Question: In which group is parthenogenesis a normal event?
Subject: mathematics
Question: \left| {x + 4} \right| = 18
Subject: psychology
Question: The central nervous system is comprised of ________.
Subject: mathematics
Question: 120−(51+12)÷32
Subject: history
Question: Why did John Brown attack the armory at Harpers Ferry? to seize weapons to distribute to enslaved people for a massive uprisingto hold as a military base against proslavery forcesin revenge after the sacking of Lawrenceto prevent southern states from seceding
Subject: biology
Question: _Haemophilus influenzae_ must be grown on chocolate agar, which is blood agar treated with heat to release growth factors in the medium. _H. influenzae_ is described as ________.    A. an acidophile   B. a thermophile   C. an obligate anaerobe   D. fastidious
Subject: psychology
Question: Failure to thrive in infants is defined as ________.
Subject: biology
Question: Give the approximate osmolarity of fluid in the proximal convoluted tubule, deepest part of the loop of Henle, distal convoluted tubule, and the collecting ducts.
Subject: mathematics
Question: \frac{2x^{3} + 5x^{2} - 7x - 12}{x + 3}
Subject: biology
Question: List two essential macronutrients and two essential micro nutrients.
Subject: biology
Question: With regard to enzymes, why are vitamins and minerals necessary for good health? Give examples.
Subject: mathematics
Question: y = e^{x}\text{cos}(3x) + e^{x}\text{sin}(2x) is a solution to the second- order differential equation y\text{''} + 2y\prime + 10 = 0.
Subject: business
Question: [LO 16.3](16-3-prepare-the-statement-of-cash-flows-using-the-indirect-method) Which of the following would be included in the financing section?    A. loss on sale of investments   B. depreciation expense   C. increase in notes receivable   D. decrease in notes payable
Subject: psychology
Question: ________ occurs when a drug user requires more and more of a given drug in order to experience the same effects of the drug.
Subject: chemistry
Question: A mixture of xenon and fluorine was heated. A sample of the white solid that formed reacted with hydrogen to yield 81 mL of xenon (at STP) and hydrogen fluoride, which was collected in water, giving a solution of hydrofluoric acid. The hydrofluoric acid solution was titrated, and 68.43 mL of 0.3172 _M_ sodium hydroxide was required to reach the equivalence point. Determine the empirical formula for the white solid and write balanced chemical equations for the reactions involving xenon.
Subject: astronomy
Question: Describe the two types of comet tails and how each are formed.
Subject: business
Question: The following are examples of self-regulatory organizations that the SEC oversees:
Subject: physics
Question: A football player punts the ball at a 45.0º angle. Without an effect from the wind, the ball would travel 60.0 m horizontally. (a) What is the initial speed of the ball? (b) When the ball is near its maximum height it experiences a brief gust of wind that reduces its horizontal velocity by 1.50 m/s. What distance does the ball travel horizontally?
Subject: mathematics
Question: aquarium65,750 km365,750 m365,750 cm365,750 mm3
Subject: mathematics
Question: ⓐ 7\sqrt{2} - 3\sqrt{2}   ⓑ 7\sqrt[3]{p} + 2\sqrt[3]{p}   ⓒ 5\sqrt[3]{x} - 3\sqrt[3]{x}
Subject: physics
Question: When working with high-power electric circuits, it is advised that whenever possible, you work “one-handed” or “keep one hand in your pocket.” Why is this a sensible suggestion?
Subject: psychology
Question: What is the difference between Piaget’s idea that individuals construct their own knowledge and Vygotsky’s model of social constructivism?
Subject: biology
Question: If used for extended periods of time, ________ germicides may lead to sterility.
Subject: business
Question: Why has no company been able to gain trademark protection for “87 Octane” as a brand of gasoline?    A. It’s a number.   B. It’s not trade dress.   C. It doesn’t indicate the origin of the gas—whether Exxon, Shell, or another company.
Subject: physics
Question: How much energy must the shock absorbers of a 1200-kg car dissipate in order to damp a bounce that initially has a velocity of 0.800 m/s at the equilibrium position? Assume the car returns to its original vertical position.
Subject: mathematics
Question: 2x^{2} + 6x = -5
Subject: physics
Question: Isotopes that emitααradiation are relatively safe outside the body and exceptionally hazardous inside. Yet those that emitγγradiation are hazardous outside and inside. Explain why.
Subject: mathematics
Question: Multiply(3x−1)(x+7).
Subject: chemistry
Question: What is the expected electrical conductivity of the following solutions? (a) NaOH( _aq_ ) (b) HCl( _aq_ ) (c) C 6 H 12 O 6 ( _aq_ ) (glucose) (d) NH 3 ( _aq_ )
Subject: business
Question: Will the sign of the correlation coefficient always be the same as the sign of the slope of the best-fit linear regression model?
Subject: biology
Question: Describe at least two challenges that cactuses had to overcome that cattails did not.
Subject: chemistry
Question: Alcohols A, B, and C all have the composition C 4 H 10 O. Molecules of alcohol A contain a branched carbon chain and can be oxidized to an aldehyde; molecules of alcohol B contain a linear carbon chain and can be oxidized to a ketone; and molecules of alcohol C can be oxidized to neither an aldehyde nor a ketone. Write the Lewis structures of these molecules.
Subject: mathematics
Question: Write the equation for the graph in [Figure 1](6-practice- test#Figure_06_03_246) in terms of the secant function and give the period and phase shift.  Figure 1
Subject: political_science
Question: Which of the following best describes attitudes toward Asian immigrants in the late nineteenth and early twentieth centuries? Asian immigrants were welcomed to the United States and swiftly became financially successful.Asian immigrants were disliked by White people who feared competition for jobs, and several acts of Congress sought to restrict immigration and naturalization of Asian people.White people feared Asian immigrants because Japanese and Chinese Americans were often disloyal to the U.S. government.Asian immigrants got along well with White people but not with Mexican Americans or African Americans.
Subject: physics
Question: What is the voltage across the open switch inFigure 21.41?
Subject: physics
Question: A marathon runner completes a42.188kmcourse in2h,30min, and12s. There is an uncertainty of25min the distance traveled and an uncertainty of1sin the elapsed time.Calculate the percent uncertainty in the distance.Calculate the uncertainty in the elapsed time.What is the average speed in meters per second?What is the uncertainty in the average speed?
Subject: mathematics
Question: 6(x + 6) = 24
Subject: mathematics
Question: On average, how many years would you expect a physics major to spend doing post-graduate research?
Subject: physics
Question: What forces does the inverse square law describe?
Subject: mathematics
Question: Create the multiplication table for base 4.
Subject: mathematics
Question: Calculate(−19)×4.
Subject: chemistry
Question: Ethanol, C 2 H 5 OH, is produced industrially from ethylene, C 2 H 4 , by the following sequence of reactions:   3\text{C}_{2}\text{H}_{4} + 2\text{H}_{2}\text{SO}_{4}\ \longrightarrow\ \text{C}_{2}\text{H}_{5}\text{HSO}_{4} + \left( {\text{C}_{2}\text{H}_{5}} \right)_{2}\text{SO}_{4}   \text{C}_{2}\text{H}_{5}\text{HSO}_{4} + \left( {\text{C}_{2}\text{H}_{5}} \right)_{2}\text{SO}_{4} + 3\text{H}_{2}\text{O}\ \longrightarrow\ 3\text{C}_{2}\text{H}_{5}\text{OH} + 2\text{H}_{2}\text{SO}_{4} What volume of ethylene at STP is required to produce 1.000 metric ton (1000 kg) of ethanol if the overall yield of ethanol is 90.1%?
Subject: biology
Question: A person steps on a rusty nail and develops tetanus. In this case, the person has acquired a(n) __________ disease.
Subject: business
Question: [LO 9.6](9-6-explain-how-notes-receivable-and-accounts-receivable-differ) British Imports is unable to collect on a note worth $215,000 that has accumulated interest of $ȑ. What is the journal entry to record the conversion of the note to accounts receivable?
Subject: biology
Question: Which of the following statements about autoinducers is incorrect?    A. They bind directly to DNA to activate transcription.   B. They can activate the cell that secreted them.   C. N-acylated homoserine lactones are autoinducers in gram-negative cells.   D. Autoinducers may stimulate the production of virulence factors.
Subject: mathematics
Question: Ifa·b=0,a·b=0,thenaais perpendicular tob.b.
Subject: biology
Question: Which of the following best describes the innate nonspecific immune system?    A. a targeted and highly specific response to a single pathogen or molecule   B. a generalized and nonspecific set of defenses against a class or group of pathogens   C. a set of barrier mechanisms that adapts to specific pathogens after repeated exposure   D. the production of antibody molecules against pathogens
Subject: business
Question: Why does a company’s capital have a cost?
Subject: business
Question: LO3.5Explain the steps in posting.
Subject: physics
Question: To receive AM radio, you want an _RLC_ circuit that can be made to resonate at any frequency between 500 and 1650 kHz. This is accomplished with a fixed \text{1.00 μH} inductor connected to a variable capacitor. What range of capacitance is needed?
Subject: physics
Question: Integrated Concepts The boiling point of water increases with depth because pressure increases with depth. At what depth will fresh water have a boiling point of \text{150}\text{º}\text{C} , if the surface of the water is at sea level?
Subject: mathematics
Question: m = -2 , point \left( {-1,-3} \right)
Subject: astronomy
Question: Suppose that, decades from now, NASA is considering sending astronauts to Mars and Venus. In each case, describe what kind of protective gear they would have to carry, and what their chances for survival would be if their spacesuits ruptured.
Subject: chemistry
Question: Calculate the Co2+equilibrium concentration when 0.010 mole of [Co(NH3)6](NO3)2is added to a solution with 0.25MNH3. Assume the volume is 1.00 L.
Subject: physics
Question: A ball slides up a frictionless ramp. It is then rolled without slipping and with the same initial velocity up another frictionless ramp (with the same slope angle). In which case does it reach a greater height, and why?
Subject: political_science
Question: Which of these trends best illustrates the declining influence of political parties?
Subject: sociology
Question: To study the effects of fast food on lifestyle, health, and culture, from which group would a researcher ethically be unable to accept funding?    A. A fast-food restaurant   B. A nonprofit health organization   C. A private hospital   D. A governmental agency like Health and Social Services
Subject: nursing
Question: A client who received heparin developed uncontrollable bleeding. What medication is the provider most likely to use as an antidote to the heparin?
Subject: computer_science
Question: List at least two regulations that impact data security and privacy in countries outside of the United States.
Subject: business
Question: Copyrights began to be formally issued in what part of Europe?    A. France in the sixteenth century.   B. England under Queen Anne.   C. The Republic of Venice in the fifteenth century.
Subject: mathematics
Question: John caught 4 lobsters. The weights of the lobsters were 1 pound 9 ounces, 1 pound 12 ounces, 4 pounds 2 ounces, and 2 pounds 15 ounces. What was the total weight of the lobsters?
Subject: political_science
Question: In a prisoner’s dilemma, logic indicates that __________.
Subject: mathematics
Question: y′=e−ysinxy′=e−ysinx
Subject: business
Question: The primary reason small-business entrepreneurs might want to hire mostly contract labor is that ________. the cost of fringe benefits is reducedonly contract workers can be part-time but employees must be full-timeonly employees can file workers compensation claimsit improves the company’s stock price
Subject: physics
Question: For 600-nm wavelength light and a slit separation of 0.12 mm, what are the angular positions of the first and third maxima in the double slit interference pattern?
Subject: physics
Question: If someone wanted to build a scale model of the atom with a nucleus 1.00 m in diameter, how far away would the nearest electron need to be?
Subject: chemistry
Question: Explain how you could experimentally determine whether the outside temperature is higher or lower than 0 °C (32 °F) without using a thermometer.
Subject: physics
Question: For how long should a force of50Nbe applied to change the momentum of an object by12kgâm/s?
Subject: business
Question: LO4.4Why is the adjusted trial balance trusted as a reliable source for building the financial statements?
Subject: biology
Question: Which nucleus in the medulla is connected to the inferior colliculus?
Subject: business
Question: [LO 14.1](14-1-explain-the-process-of-securing-equity-financing-through-the- issuance-of-stock) The number of shares that a corporation’s incorporation documents allows it to sell is referred to as ________.    A. issued stock   B. outstanding stock   C. common stock   D. authorized stock
Subject: mathematics
Question: f(x) = 4\csc\left( {5x} \right)
Subject: biology
Question: One of the original Amish colonies rose from a ship of colonists that came from Europe. The ship’s captain, who had polydactyly, a rare dominant trait, was one of the original colonists. Today, we see a much higher frequency of polydactyly in the Amish population. This is an example of:
Subject: history
Question: How did Hay’s suggestion of an open door policy in China benefit the United States over other nations? The United States produced goods of better quality and lower cost than other countries.The United States enjoyed a historically stronger relationship with the Chinese government.The United States was the only nation granted permission to collect taxes on the goods it traded within China’s borders.The United States controlled more foreign ports than other countries.
Subject: mathematics
Question: The sale price of an item is $46.00 and the retail price is $65.00. What is the percent discount? Round to two decimal places.
Subject: physics
Question: A particle accelerator produces a beam with a radius of 1.25 mm with a current of 2.00 mA. Each proton has a kinetic energy of 10.00 MeV. (a) What is the velocity of the protons? (b) What is the number ( _n_ ) of protons per unit volume? (b) How many electrons pass a cross sectional area each second?
Subject: physics
Question: If a beam of helium atoms is projected through two slits and onto a screen, will an interference pattern emerge?
Subject: political_science
Question: In what ways have first ladies expanded the role of their office over the twentieth century?
Subject: physics
Question: Would you use a large inductance or a large capacitance in series with a system to filter out low frequencies, such as the 100 Hz hum in a sound system? Explain.
Subject: physics
Question: (a) Find the angle between the first minima for the two sodium vapor lines, which have wavelengths of 589.1 and 589.6 nm, when they fall upon a single slit of width 2\text{.}\text{00}\ \text{μm} . (b) What is the distance between these minima if the diffraction pattern falls on a screen 1.00 m from the slit? (c) Discuss the ease or difficulty of measuring such a distance.
Subject: psychology
Question: Why do you think different theorists have defined intelligence in different ways?
Subject: computer_science
Question: Cloud-centric technologies face a lot of challenges, but what is the biggest challenge?
Subject: mathematics
Question: f(x) = \frac{1}{3}\sec\; x
Subject: biology
Question: What disease is caused by _Coxiella burnetii_ ?    A. Q fever   B. tuberculosis   C. diphtheria   D. walking pneumonia
Subject: mathematics
Question: ∫1x2x2+16dx∫1x2x2+16dxusing trigonometric substitution
Subject: mathematics
Question: Why would the error bound change if the confidence level were lowered to 95%?
Subject: chemistry
Question: One method of analyzing amino acids is the van Slyke method. The characteristic amino groups (−NH2) in protein material are allowed to react with nitrous acid, HNO2, to form N2gas. From the volume of the gas, the amount of amino acid can be determined. A 0.0604-g sample of a biological sample containing glycine, CH2(NH2)COOH, was analyzed by the van Slyke method and yielded 3.70 mL of N2collected over water at a pressure of 735 torr and 29 °C. What was the percentage of glycine in the sample?CH2(NH2)CO2H+HNO2⟶CH2(OH)CO2H+H2O+N2CH2(NH2)CO2H+HNO2⟶CH2(OH)CO2H+H2O+N2
Subject: physics
Question: A trash compactor can compress its contents to 0.350 times their original volume. Neglecting the mass of air expelled, by what factor is the density of the rubbish increased?
Subject: physics
Question: (a) Show that {(pc)}^{2}\text{/}{(mc^{2})}^{2} = \gamma^{2} - A. This means that at large velocities pc > > mc^{2}. (b) Is E \approx pc when \gamma = 30.0, as for the astronaut discussed in the twin paradox?
Subject: physics
Question: Concrete is pumped from a cement mixer to the place it is being laid, instead of being carried in wheelbarrows. The flow rate is 200 L/min through a 50.0-m-long, 8.00-cm-diameter hose, and the pressure at the pump is 8.00\ \times \ 10^{6}\ \text{N/m}^{2} . (a) Calculate the resistance of the hose. (b) What is the viscosity of the concrete, assuming the flow is laminar? (c) How much power is being supplied, assuming the point of use is at the same level as the pump? You may neglect the power supplied to increase the concrete’s velocity.
Subject: mathematics
Question: f(x) = 4x^{2} - 7
Subject: chemistry
Question: Would the amount of heat absorbed by the dissolution in [Example 5.6](5-2-calorimetry) appear greater, lesser, or remain the same if the heat capacity of the calorimeter were taken into account? Explain your answer.
Subject: astronomy
Question: Earth contains radioactive elements whose decay produces neutrinos. How might we use neutrinos to determine how these elements are distributed in Earth’s interior?
Subject: biology
Question: Attachment of the mitotic spindle fibers to the kinetochores is a characteristic of which stage of mitosis?
Subject: mathematics
Question: Write the first four terms of the sequence defined by the explicit formula a_{n} = 10^{n} + 3.
Subject: business
Question: [LO 11.3](11-3-explain-and-apply-depreciation-methods-to-allocate-capitalized- costs) Depreciation of a plant asset is the process of ________.    A. asset valuation for statement of financial position purposes   B. allocation of the asset’s cost to the periods of use   C. fund accumulation for the replacement of the asset   D. asset valuation based on current replacement cost data
Subject: psychology
Question: Social loafing occurs when ________.
Subject: nursing
Question: A client transitioning from female to male is taking an androgen, and the nurse is concerned that one of their current medications may need to have the dosage adjusted. Which medication is the nurse most likely concerned about?
Subject: biology
Question: Which of the following is true of archaea that produce methane?    A. They reduce carbon dioxide in the presence of nitrogen.   B. They live in the most extreme environments.   C. They are always anaerobes.   D. They have been discovered on Mars.
Subject: physics
Question: Can centripetal acceleration change the speed of circular motion? Explain.
Subject: history
Question: With the Roosevelt Corollary, Roosevelt sought to establish ________.    A. the consequences for any European nation that involved itself in Latin American affairs   B. the right of the United States to involve itself in Latin American affairs whenever necessary   C. the idea that Latin America was free and independent from foreign intervention   D. the need for further colonization efforts in the Western Hemisphere
Subject: physics
Question: How do fluorescent soap residues make clothing look “brighter and whiter” in outdoor light? Would this be effective in candlelight?
Subject: chemistry
Question: The indicator dinitrophenol is an acid with aKaof 1.1××10−4. In a 1.0××10−4-Msolution, it is colorless in acid and yellow in base. Calculate the pH range over which it goes from 10% ionized (colorless) to 90% ionized (yellow).
Subject: chemistry
Question: In the laboratory, hydrogen chloride (HCl(g)) and ammonia (NH3(g)) often escape from bottles of their solutions and react to form the ammonium chloride (NH4Cl(s)), the white glaze often seen on glassware. Assuming that the number of moles of each gas that escapes into the room is the same, what is the maximum partial pressure of HCl and NH3in the laboratory at room temperature? (Hint: The partial pressures will be equal and are at their maximum value when at equilibrium.)
Subject: physics
Question: (a) How much energy would be released if the proton did decay via the conjectured reaction p\rightarrow{\pi^{0} + e^{+}} ? (b) Given that the \pi^{0}{} decays to two \gamma s and that the e^{+}{} will find an electron to annihilate, what total energy is ultimately produced in proton decay? (c) Why is this energy greater than the proton’s total mass (converted to energy)?
Subject: business
Question: How does accounting differ from finance?
Subject: physics
Question: Using the exact exponential treatment, find how much time is required to charge an initially uncharged 100-pF capacitor through a \text{75}\text{.}0\text{-M}\Omega resistor to 90.0% of its final voltage.
Subject: business
Question: Trade secret protection is guaranteed by the federal government. True or False?    A. True.   B. False.
Subject: political_science
Question: What is a community?
Subject: chemistry
Question: Calculate the empirical or molecular formula mass and the molar mass of each of the following minerals: (a) limestone, CaCO3 (b) halite, NaCl (c) beryl, Be3Al2Si6O18 (d) malachite, Cu2(OH)2CO3 (e) turquoise, CuAl6(PO4)4(OH)8(H2O)4
Subject: economics
Question: Explain how a company can fail when the safeguards that should be in place fail.
Subject: chemistry
Question: How many grams of gas are present in each of the following cases? (a) 0.100 L of CO2at 307 torr and 26 °C (b) 8.75 L of C2H4, at 378.3 kPa and 483 K (c) 221 mL of Ar at 0.23 torr and –54 °C
Subject: anthropology
Question: What is the relationship between food and gender? How might food habits reinforce gender stereotypes? Give some examples from your own cultural practices.
Subject: business
Question: One danger a growing start-up can face is ________.    A. encroaching bureaucracy   B. lack of good employees   C. legal issues   D. venture capitalists
Subject: physics
Question: In a later chapter, you will find that the weight of a particle varies with altitude such that w = \frac{mgr_{0}{}^{2}}{r^{2}} where r_{0}{}^{} is the radius of Earth and _r_ is the distance from Earth’s center. If the particle is fired vertically with velocity v_{0}{}^{} from Earth’s surface, determine its velocity as a function of position _r_ . ( _Hint:_ use a^{}dr = v^{}dv, the rearrangement mentioned in the text.)
Subject: mathematics
Question: \left( {\frac{11}{15} + \frac{3}{8}} \right) + \frac{5}{8}
Subject: biology
Question: A collection of similar tissues that performs a specific function is an ________.
Subject: biology
Question: Identify the complement activation pathway that is triggered by the binding of an acute-phase protein to a pathogen.    A. classical   B. alternate   C. lectin   D. cathelicidin
Subject: anthropology
Question: Do you believe in ghosts? Is this belief widely shared among the people you know? How might the belief in ghosts shape cultural ideas about life and death? Would ghost beliefs influence what people do after a person dies?
Subject: mathematics
Question: \frac{e^{x^{2}}}{e^{15}} = e^{2x}
Subject: economics
Question: How would you expect larger budget deficits to affect private sector investment in physical capital? Why?
Subject: physics
Question: Verify that work input equals work output for a hydraulic system assuming no losses due to friction. Do this by showing that the distance the output force moves is reduced by the same factor that the output force is increased. Assume the volume of the fluid is constant. What effect would friction within the fluid and between components in the system have on the output force? How would this depend on whether or not the fluid is moving?
Subject: mathematics
Question: \frac{\left( \frac{2}{3} \right)^{2}}{\left( \frac{5}{8} \right)^{2}}
Subject: astronomy
Question: What is the relationship between Mercury’s rotational period and orbital period?
Subject: computer_science
Question: What role does multistakeholder collaboration play in ethical AI governance?
Subject: physics
Question: Hyperion is a moon of the planet Saturn. Its orbit has an eccentricity of0.123and a semi-major axis of1.48×106km. How far is the center of the orbit from the center of Saturn?
Subject: mathematics
Question: Spaghetti noodles are made with wheat, ramen noodles are made with wheat, and lo mein noodles are made with wheat.
Subject: economics
Question: Firms in a perfectly competitive market are said to be “price takers”—that is, once the market determines an equilibrium price for the product, firms must accept this price. If you sell a product in a perfectly competitive market, but you are not happy with its price, would you raise the price, even by a cent?
Subject: economics
Question: Under what condition would a decrease in unemployment be bad for the economy?
Subject: sociology
Question: Do you tend to place more value on qualitative or quantitative research? Why? Does it matter what topic you are studying?
Subject: history
Question: Who were the Freemasons, and why were they significant?
Subject: mathematics
Question: 5\lbrack 2 + 7(9 - 8)\rbrack
Subject: mathematics
Question: Because your tire is flat, you are only able to apply your force at a60°60°angle. What is the torque at the center of the bolt? Assume this force is not enough to loosen the bolt.
Subject: mathematics
Question: r = \frac{10}{1 - 5\mspace{9mu}\cos\mspace{7mu}\theta}
Subject: physics
Question: A person with presbyopia has lost some or all of the ability to accommodate the power of the eye. If such a person’s distant vision is corrected with LASIK, will she still need reading glasses? Explain.
Subject: chemistry
Question: Identify the hybridization of the central atom in each of the following molecules and ions that contain multiple bonds: (a) ClNO (N is the central atom) (b) CS2 (c) Cl2CO (C is the central atom) (d) Cl2SO (S is the central atom) (e) SO2F2(S is the central atom) (f) XeO2F2(Xe is the central atom) (g)ClOF2+ClOF2+(Cl is the central atom)
Subject: business
Question: How can an employer develop trust in a telecommuting employee?
Subject: physics
Question: A step-up transformer connected to a 110-V line is used to supply a hydrogen- gas discharge tube with 5.0 kV (rms). The tube dissipates 75 W of power. (a) What is the ratio of the number of turns in the secondary winding to the number of turns in the primary winding? (b) What are the rms currents in the primary and secondary windings? (c) What is the effective resistance seen by the 110-V source?
Subject: biology
Question: Which is one of the seven characteristics that Mendel observed in pea plants?
Subject: biology
Question: Describe how metabolism can be altered.
Subject: computer_science
Question: How do augmented reality and virtual reality enhance user shopping experiences?
Subject: computer_science
Question: The International Organization for Standardization’s (ISO) 27701 standard is an extension of ISO 27001. What does ISO 27701 provide guidance on?
Subject: chemistry
Question: Carbon tetrachloride was formerly used in fire extinguishers for electrical fires. It is no longer used for this purpose because of the formation of the toxic gas phosgene, Cl 2 CO. Write the Lewis structures for carbon tetrachloride and phosgene.
Subject: physics
Question: Critical Thinking A length of 4.000 m of wire is to be used to detect a magnetic field. The wire is made into a single square loop and rotated at a rate of 400 cycles per second. (a) If the magnetic field is 0.02000 T, what is the magnitude of the average emf that can be generated in the first quarter cycle, provided the loop is initially oriented in a plane perpendicular to the magnetic field? (b) Is there a difference in the magnitude of the average emf generated if the wire is made into two square loops and rotated at the same rate, starting with the same orientation of the loops as that of the loop in part a? If so, what is the average emf possible for the first quarter cycle for two loops being rotated at 400 cycles per second in the magnetic field? (c) If the wire is made into a figure eight, what is the average emf for the first quarter cycle that can be generated by rotating it at 400 cycles per second in the magnetic field, again starting with the same orientation of the oops with respect to the magnetic field? The wire crosses itself in this arrangement. (d) Does the shape of the loop matter?
Subject: mathematics
Question: A movie lasted 1\frac{2}{3} hours. How many minutes did it last? _(1 hour = 60 minutes)_
Subject: physics
Question: Compare and contrast the Coulomb force field and the electric field. To do this, make a list of five properties for the Coulomb force field analogous to the five properties listed for electric field lines. Compare each item in your list of Coulomb force field properties with those of the electric field—are they the same or different? (For example, electric field lines cannot cross. Is the same true for Coulomb field lines?)
Subject: physics
Question: Maud sends her bowling ball straight down the center of the lane, getting a strike. The ball is brought back to the holder mechanically. What are the ball’s net displacement and distance traveled?
Subject: mathematics
Question: \frac{y^{2} - 8}{y^{2} - y - 2}\ \text{when}\ y = 1
Subject: chemistry
Question: For each of the following, indicate the hybridization of the nitrogen atom (forN3−,N3−,the central nitrogen). (a) N2F4 (b)NH2−NH2− (c) NF3 (d)N3−N3−
Subject: philosophy
Question: What is hedonism, and how is it used to philosophize about well-being?
Subject: physics
Question: Saturn is 1.43×1012 m from the Sun. How many minutes does it take the Sun’s light to reach Saturn?
Subject: business
Question: Describe your own level of entrepreneurial spirit.
Subject: physics
Question: The wiki-phony site states that the atomic mass of chlorine is 40 g/mol. Check this result. _Hint:_ The two, most common stable isotopes of chlorine are: {}_{17}^{35}\text{Cl} and {}_{17}^{37}\text{Cl} . (The abundance of Cl-35 is 75.8\text{\%} , and the abundance of Cl-37 is 24.2\text{\%} .)
Subject: economics
Question: How is a central bank different from a typical commercial bank?
Subject: physics
Question: How is the de Broglie wavelength of electrons related to the quantization of their orbits in atoms and molecules?
Subject: chemistry
Question: Sodium nitrite, which has been used to preserve bacon and other meats, is an ionic compound. Write the resonance forms of the nitrite ion, \text{NO}_{\text{2}}{}^{\text{–}}\text{.}
Subject: physics
Question: A bus contains a 1500 kg flywheel (a disk that has a 0.600 m radius) and has a total mass of 10,000 kg. (a) Calculate the angular velocity the flywheel must have to contain enough energy to take the bus from rest to a speed of 20.0 m/s, assuming 90.0% of the rotational kinetic energy can be transformed into translational energy. (b) How high a hill can the bus climb with this stored energy and still have a speed of 3.00 m/s at the top of the hill? Explicitly show how you follow the steps in the [Problem-Solving Strategy for Rotational Energy](10-4-rotational-kinetic-energy-work-and-energy-revisited) .
Subject: mathematics
Question: tan2xsec2x+cos2xtan2xsec2x+cos2x
Subject: mathematics
Question: An opera singer is attempting to shatter a glass by singing a particular note. The vibrations of the glass can be modeled byy″+ay=cos(bt),y″+ay=cos(bt),wherey″+ay=0y″+ay=0represents the natural frequency of the glass and the singer is forcing the vibrations atcos(bt).cos(bt).For what valuebbwould the singer be able to break that glass? (Note: in order for the glass to break, the oscillations would need to get higher and higher.)
Subject: chemistry
Question: For complexes of the same metal ion with no change in oxidation number, the stability increases as the number of electrons in the _t_ 2 _g_ orbitals increases. Which complex in each of the following pairs of complexes is more stable? (a) [Fe(H 2 O) 6 ] 2+ or [Fe(CN) 6 ] 4− (b) [Co(NH 3 ) 6 ] 3+ or [CoF 6 ] 3− (c) [Mn(CN) 6 ] 4− or [MnCl 6 ] 4−
Subject: nursing
Question: A client presents to the emergency department with a swollen, painful, and warm right ankle after a recent fall. The nurse observes redness and limited movement in the affected joint. The client’s vital signs are stable. Based on the assessment findings, which conclusion should the nurse draw regarding the client's condition?
Subject: biology
Question: Muscle fatigue is caused by ________.
Subject: computer_science
Question: What organization is well known for developing standards and frameworks like COBIT to support compliance with ISRM practices?
Subject: mathematics
Question: \frac{n^{3}}{n^{12}}
Subject: mathematics
Question: Twice the difference of n and 3 gives 76.
Subject: psychology
Question: Pain treatment:
Subject: computer_science
Question: What type of license could you use if you were okay with sharing your application’s source code and allowing others to use or modify it?
Subject: physics
Question: Which of the following could be studied accurately using classical physics?
Subject: physics
Question: A horizontal force \mathbf{\overset{\rightarrow}{F}} is applied to a uniform sphere in direction exact toward the center of the sphere, as shown below. Find the magnitude of this force so that the sphere remains in static equilibrium. What is the frictional force of the incline on the sphere?
Subject: mathematics
Question: Write the symbols for the probability that a player is an infielder and is not a great hitter.
Subject: astronomy
Question: Give a short history of the atoms that are now in your little finger, going back to the beginning of the universe.
Subject: business
Question: [LO 8.5](8-5-describe-how-companies-use-variance-analysis) What causes a favorable variance?
Subject: physics
Question: The current _I_ through a long solenoid with _n_ turns per meter and radius _R_ is changing with time as given by _dI_ / _dt_ . Calculate the induced electric field as a function of distance _r_ from the central axis of the solenoid.
Subject: biology
Question: In a hurry one day, you merely rinse your lunch dishes with water. As you are drying your salad bowl, you notice that it still has an oily film. Why was the water alone not effective in cleaning the bowl?
Subject: mathematics
Question: Identify any of the graphs that is a subgraph of GraphD.