mouryat9/CogBench huggingface dataset:
Subject: physics
Question: A large cyclotron directs a beam of \text{He}^{\text{++}}{} nuclei onto a target with a beam current of 0.250 mA. (a) How many \text{He}^{\text{++}}{} nuclei per second is this? (b) How long does it take for 1.00 C to strike the target? (c) How long before 1.00 mol of \text{He}^{\text{++}}{} nuclei strike the target?
Subject: biology
Question: The first forms of life on Earth were thought to be_______.
Subject: physics
Question: If some unknown cause of red shift—such as light becoming “tired” from traveling long distances through empty space—is discovered, what effect would there be on cosmology?
Subject: mathematics
Question: **Landscaping** Janet wants to plant a square flower garden in her yard. She has enough topsoil to cover an area of 30 square feet. How long can a side of the flower garden be?
Subject: biology
Question: Microbial mats __________.
Subject: physics
Question: The average density of the Sun is on the order 10 3 kg/m 3 . (a) Estimate the diameter of the Sun. (b) Given that the Sun subtends at an angle of about half a degree in the sky, estimate its distance from Earth.
Subject: mathematics
Question: x^{2} + 5x - 8 when x = 6
Subject: physics
Question: When using a pencil eraser, you exert a vertical force of 6.00 N at a distance of 2.00 cm from the hardwood-eraser joint. The pencil is 6.00 mm in diameter and is held at an angle of \text{20.0º} to the horizontal. (a) By how much does the wood flex perpendicular to its length? (b) How much is it compressed lengthwise?
Subject: physics
Question: A lightning bolt strikes a tree, moving 20.0 C of charge through a potential difference of 1.00\ \times \ 10^{2}\ \text{MV.} (a) What energy was dissipated? (b) What mass of water could be raised from 15\ \text{°}\text{C} to the boiling point and then boiled by this energy? (c) Discuss the damage that could be caused to the tree by the expansion of the boiling steam.
Subject: sociology
Question: The Arab Spring, Occupy Wall Street protests, and the Tea Party movement have the following in common:    A. They sought to destroy central government.   B. They are examples of conflict theory in action.   C. They can only occur in a representative democracy.   D. They used violence as the means of achieving their goals.
Subject: biology
Question: Discuss the process that gives rise to the base and facial bones of the skull.
Subject: mathematics
Question: \frac{s}{-2.5} = -10
Subject: business
Question: LO7.1Why is a clear understanding of management’s goals and objectives necessary for effective budgets?
Subject: economics
Question: How does the bottom portion ofFigure 23.3, showing the international flow of investments and capital, differ from the upper portion?
Subject: mathematics
Question: ∑n=1∞1n2+5n+4∑n=1∞1n2+5n+4
Subject: biology
Question: Which of the following molecules is reduced?    A. NAD+   B. FAD   C. O2   D. NADPH
Subject: mathematics
Question: Write the set of negative integers using the roster method and an ellipsis.
Subject: psychology
Question: Monique is acting as a caregiver for her husband, who has Alzheimer’s disease and wants to live at home as long as possible. She has decided she needs to take a break from this role a couple of days a week and also find time to do the shopping and run errands. What would be the most appropriate means to assist Monique in caring for her husband?
Subject: chemistry
Question: A sample of HgCl 2 weighing 9.41 g is dissolved in 32.75 g of ethanol, C 2 H 5 OH ( _K_ b = 1.20 °C/ _m_ ). The boiling point elevation of the solution is 1.27 °C. Is HgCl 2 an electrolyte in ethanol? Show your calculations.
Subject: business
Question: What is a breach of warranty?
Subject: business
Question: A shareholder is a stakeholder who ________.    A. holds stock for investment   B. has a general interest in the fate of all publicly traded companies   C. focuses on the means by which firms get their products to market   D. always purchases the product or service of a particular company
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 “universal” approach to apply a RDBMS to all possible data management situations. In particular, can you tell if such a solution already exists and if so, give precise examples. What are or would be the limitations of such a solution and is it even possible?
Subject: computer_science
Question: What is a primary focus of a gap analysis related to data security and privacy?
Subject: nursing
Question: Which information should the nurse give to a client taking high doses of water-soluble vitamins?
Subject: economics
Question: How does the bottom portion of [Figure 10.3](10-3-trade-balances-and-flows-of- financial-capital) , showing the international flow of investments and capital, differ from the upper portion?
Subject: chemistry
Question: How will the rate of reaction change for the process: \text{CO(}g) + \text{NO}_{2}(g)\ \longrightarrow\ \text{CO}_{2}(g) + \text{NO(}g) if the rate law for the reaction is {\text{rate} = k\left\lbrack \text{NO}_{2} \right\rbrack^{2}}? (a) Decreasing the pressure of NO 2 from 0.50 atm to 0.250 atm. (b) Increasing the concentration of CO from 0.01 _M_ to 0.03 _M_ .
Subject: computer_science
Question: Both the disk and memory store programs and data. Why do we need them both in a computer system?
Subject: psychology
Question: Discuss the various factors that influence the timing of puberty. How do biological, environmental, and sociocultural factors interact to affect when puberty begins? What are some potential psychological and social consequences of early or late puberty?
Subject: biology
Question: What effect does fascicle arrangement have on a muscle’s action?
Subject: computer_science
Question: Your organization is hesitant to use AI because management is concerned about the cybersecurity risks that AI will create. Do you agree or disagree with management?
Subject: mathematics
Question: SupposeX~N(–3, 1). Between whatxvalues does 34.14% of the data lie?
Subject: physics
Question: A non-reflective coating like the one described inExample 27.6works ideally for a single wavelength and for perpendicular incidence. What happens for other wavelengths and other incident directions? Be specific.
Subject: biology
Question: As sperm first reach the oocyte, they will contact the ________.
Subject: chemistry
Question: What are all concentrations after a mixture that contains [H2O] = 1.00Mand [Cl2O] = 1.00Mcomes to equilibrium at 25 °C? H2O(g)+Cl2O(g)⇌2HOCl(g)Kc=0.0900H2O(g)+Cl2O(g)⇌2HOCl(g)Kc=0.0900
Subject: physics
Question: Assume the average density of the universe is 0.1 of the critical density needed for closure. What is the average number of protons per cubic meter, assuming the universe is composed mostly of hydrogen?
Subject: biology
Question: Sesamoid bones are found embedded in ________.
Subject: physics
Question: Why is the moment of inertia of a hoop that has a massMMand a radiusRRgreater than the moment of inertia of a disk that has the same mass and radius? Why is the moment of inertia of a spherical shell that has a massMMand a radiusRRgreater than that of a solid sphere that has the same mass and radius?
Subject: mathematics
Question: 2^{x} = 101
Subject: psychology
Question: The ________ pathway contains information about stimulus position and movement, while the ________ pathway contains information about object identity.
Subject: mathematics
Question: Compute8!2!3!3!.
Subject: biology
Question: AB+CD→AD+BEAB+CD→AD+BEIs this a legitimate example of an exchange reaction? Why or why not?
Subject: mathematics
Question: A portable fan uses about 40 W. How many kilowatt-hours are needed to run the fan during a 10-day trip if the fan is run for an average of 3.5 hours a day?
Subject: physics
Question: Verify, as was concluded without proof inExample 23.7, that units ofTâm2/A=Î©âs=HTâm2/A=Î©âs=H.
Subject: nursing
Question: The nurse is assessing a client with a new prescription for chlorpromazine. The nurse recognizes the client is having an adverse effect when the client complains of:
Subject: computer_science
Question: Access and download any dataset from the Seaborn repository athttps://github.com/mwaskom/seaborn-data. a.Create a correlation heatmap for the selected dataset to investigate correlations among the variables. b.From the heatmap, which two variables exhibit the strongest correlation? c.From the heatmap, which two variables exhibit the weakest correlation?
Subject: chemistry
Question: Calculate the equilibrium concentration of Ni 2+ in a 1.0- _M_ solution [Ni(NH 3 ) 6 ](NO 3 ) 2 .
Subject: mathematics
Question: \frac{1}{3},\frac{3}{4} and \frac{4}{5}, LCD = 60
Subject: physics
Question: Illustrate that the size of details of an object that can be detected with electromagnetic waves is related to their wavelength, by comparing details observable with two different types (for example, radar and visible light).
Subject: computer_science
Question: What is the purpose of antivirus software?
Subject: psychology
Question: What major changes occur in color vision during the first year of life?
Subject: computer_science
Question: Which regulation enacted by the European Union focuses primarily on data protection and control?
Subject: business
Question: What should a potential entrepreneur research before starting a business?
Subject: mathematics
Question: \sqrt{x + 5} + 1 = x
Subject: biology
Question: In the English Channel ecosystem, the number of primary producers is smaller than the number of primary consumers because________.
Subject: biology
Question: An especially leaky type of capillary found in the liver and certain other tissues is called a ________.
Subject: mathematics
Question: Both groups that performed the study concluded that the software works. Is this accurate?
Subject: chemistry
Question: How many σ and π bonds are present in the molecule HCN?
Subject: mathematics
Question: 80a^{2} + 120a^{3}
Subject: business
Question: What is the difference between an entrepreneurial mindset and entrepreneurial spirit?
Subject: physics
Question: Electric room heaters use a concave mirror to reflect infrared (IR) radiation from hot coils. Note that IR radiation follows the same law of reflection as visible light. Given that the mirror has a radius of curvature of 50.0 cm and produces an image of the coils 3.00 m away from the mirror, where are the coils?
Subject: mathematics
Question: The price that Tyler pays for gas varies directly with the number of gallons he buys. If 24 gallons cost him $59.76, what would 30 gallons cost?
Subject: physics
Question: Does Huygens’s principle apply to all types of waves?
Subject: computer_science
Question: What is the key defining element of test-driven development?
Subject: mathematics
Question: f(x) = \frac{2x^{2} + 12x - 11}{x^{2} + 3x - 10}, g(x) = \frac{x + 1}{2 - x}
Subject: sociology
Question: The process by which aspects of life that were considered bad or deviant are redefined as sickness and needing medical attention to remedy is called:
Subject: physics
Question: Which formula gives magnetic flux?
Subject: chemistry
Question: The arrangement of atoms in several biologically important molecules is given here. Complete the Lewis structures of these molecules by adding multiple bonds and lone pairs. Do not add any more atoms. (a) the amino acid serine: (b) urea:  (c) pyruvic acid:  (d) uracil:  (e) carbonic acid:
Subject: mathematics
Question: (15xy^{3} - 35x^{2}y) \div 5xy
Subject: chemistry
Question: Calculate the equilibrium concentration of Ni2+in a 1.0-Msolution [Ni(NH3)6](NO3)2.
Subject: psychology
Question: Supporting your answer with an example, explain how a person’s roles or environment might promote personality change in middle adulthood.
Subject: biology
Question: Why was the alga _Acetabularia_ a good model organism for Joachim Hämmerling to use to identify the location of genetic material?    A. It lacks a nuclear membrane.   B. It self-fertilizes.   C. It is a large, asymmetrical, single cell easy to see with the naked eye.   D. It makes a protein capsid.
Subject: psychology
Question: Acetylcholine is made by transferring a molecule of acetic acid on to a molecule of choline. The acetic group is derived from ________, the choline is derived from ________ the fatty acid lecithin. Consuming additional choline ________.
Subject: mathematics
Question: \left\\{ \begin{array}{l} {3x - 8y = 20} \\\ {x + 3y = 1} \end{array} \right.
Subject: physics
Question: Consider what is shown below. A 20.00-kg mass rests on a frictionless ramp inclined at 45\text{°} . A string with a linear mass density of \mu = 0.025\ \text{kg/m} is attached to the 20.00-kg mass. The string passes over a frictionless pulley of negligible mass and is attached to a hanging mass ( _m_ ). The system is in static equilibrium. A wave is induced on the string and travels up the ramp. (a) What is the mass of the hanging mass ( _m_ )? (b) At what wave speed does the wave travel up the string?
Subject: mathematics
Question: Use power series to proveEuler’s formula:eix=cosx+isinxeix=cosx+isinx
Subject: biology
Question: What is the cause of a fever of 38.3 °C (101 °F)?
Subject: physics
Question: A man consumes 3000 kcal of food in one day, converting most of it to thermal energy to maintain body temperature. If he loses half this energy by evaporating water (through breathing and sweating), how many kilograms of water evaporate?
Subject: astronomy
Question: Which is redder—a spiral galaxy or an elliptical galaxy?
Subject: psychology
Question: The mean score for a person with an average IQ is ________.
Subject: economics
Question: We have discovered that the welfare system discourages recipients from working because the more income they earn, the less welfare benefits they receive. How does the earned income tax credit attempt to loosen the poverty trap?
Subject: chemistry
Question: Nicotine, C 10 H 14 N 2 , is a base that will accept two protons ( _K_ b1 = 7 \times 10 −7 , _K_ b2 = 1.4 \times 10 −11 ). What is the concentration of each species present in a 0.050- _M_ solution of nicotine?
Subject: physics
Question: The Poynting vector describes a flow of energy whenever electric and magnetic fields are present. Consider a long cylindrical wire of radius _r_ with a current _I_ in the wire, with resistance _R_ and voltage _V_ . From the expressions for the electric field along the wire and the magnetic field around the wire, obtain the magnitude and direction of the Poynting vector at the surface. Show that it accounts for an energy flow into the wire from the fields around it that accounts for the Ohmic heating of the wire.
Subject: biology
Question: Vaccines_______.
Subject: political_science
Question: What argument did Alexander Hamilton use to convince people that it was not dangerous to place power in the hands of one man?    A. That man would have to pass a religious test before he could become president; thus, citizens could be sure that he was of good character.   B. One man could respond to crises more quickly than a group of men like Congress.   C. It was easier to control the actions of one man than the actions of a group.   D. both B and C
Subject: astronomy
Question: Why were quasars and active galaxies not initially recognized as being “special” in some way?
Subject: mathematics
Question: As part of a way to reward students for participating in the survey, the researchers gave each student a gift card to a video game store. Would this affect the data if students knew about the award before the study?
Subject: business
Question: Over the last 120 years, few countries have achieved the realized rate of returns enjoyed by US equity markets. Does this mean investors should ignore international investments and focus only on domestic markets in an effort to maximize returns?
Subject: mathematics
Question: Graph the function f\;(x) = \frac{x}{1} - \frac{x^{3}}{3!} + \frac{x^{5}}{5!} - \frac{x^{7}}{7!} on the interval \left\lbrack {- 1,1} \right\rbrack and compare the graph to the graph of f(x) = \sin\; x on the same interval. Describe any observations.
Subject: biology
Question: Why are hydrogen bonds and van der Waals interactions necessary for cells?
Subject: physics
Question: If you and a friend are on opposite sides of a hill, you can communicate with walkie-talkies but not with flashlights. Explain.
Subject: mathematics
Question: α= 0.05 a. Decision: ____________________________ b. Conclusion: ____________________________
Subject: computer_science
Question: What are three ways code coverage can be measured and what does each do?
Subject: political_science
Question: Television news became a regular feature during ________ due to the public’s demand for ________ to explain current events.    A. WWI; images and maps   B. Great Depression; charts and tables   C. WWII; images and maps   D. Vietnam War; charts and tables
Subject: psychology
Question: In the ________ theory proposed by Cannon-Bard, the initiation of an emotional state is generated in the cortex.
Subject: mathematics
Question: 144m^{2} - 25 = 0
Subject: biology
Question: The glycoprotein adhesion gp120 on HIV must interact with __________ on some immune cells as the first step in the process of infecting the cell.
Subject: physics
Question: Find the wavelength of a proton moving at 1.00% of the speed of light.
Subject: physics
Question: What current flows through a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long, when 1.00\ \times\ 10^{\text{3}}\ \text{V} is applied to it? (Such a rod may be used to make nuclear-particle detectors, for example.)
Subject: biology
Question: Abnormalities in the number of X chromosomes tends to have milder phenotypic effects than the same abnormalities in autosomes because of ________.
Subject: physics
Question: A large metal plate is charged uniformly to a density of \sigma = 2.0\ \times \ 10^{-9}\ \text{C/m}^{2} . How far apart are the equipotential surfaces that represent a potential difference of 25 V?
Subject: computer_science
Question: What is firmware?
Subject: sociology
Question: What term describes the assignment of students to specific education programs and classes on the basis of test scores, previous grades, or perceived ability?
Subject: mathematics
Question: A particle moving along a line has a displacement according to the functionx(t)=t2−2t+4,x(t)=t2−2t+4,wherexis measured in meters andtis measured in seconds. Find the average velocity over the time periodt=[0,2].t=[0,2].
Subject: business
Question: [LO 1.3](1-3-describe-typical-accounting-activities-and-the-role-accountants- play-in-identifying-recording-and-reporting-financial-activities) The primary purpose of what type of business is to serve a particular need in the community?    A. for-profit   B. not-for-profit   C. manufacturing   D. retail
Subject: business
Question: Conduct a survey of five college students via email, social media, telephone, or in person to learn more about the student demographic. Explain that you are collecting data for a classroom assignment only and will not identify them by name.Ask these questions:If you could adopt a rescue animal today, what would it be?What is the best pizza topping?Would you rather sneeze for an hour or have hiccups for an hour?Would you rather get $1 million right now or $10,000 per month for a lifetime?What is your least favorite food?2a. Summarize and report your results in a chart.2b. C and D are structurally different questions than A, B, and E. What is different between these questions?2c. Can your findings be applied to all college students? Why or why not?
Subject: astronomy
Question: What characteristics must a binary star have to be a good candidate for a black hole? Why is each of these characteristics important?
Subject: mathematics
Question: \frac{1}{3}
Subject: business
Question: LO6.5Which statement and where on the statement is freight-out recorded? Why is it recorded there?
Subject: sociology
Question: What is the worst example of culture of prejudice you can think of? What are your reasons for thinking it is the worst?
Subject: physics
Question: If the Higgs boson is discovered and found to have mass, will it be considered the ultimate carrier of the weak force? Explain your response.
Subject: nursing
Question: You are reviewing the chart of a 15-month-old toddler who was brought to the emergency department for fever for the fourth time this month. The child’s father reports that the child was weaned off infant formula 3 months ago and is allergic to eggs and lactose. You suspect this child may have a deficiency of which micronutrient?
Subject: mathematics
Question: What is the probability that the store will have fewer than 12 customers in the first two hours?
Subject: psychology
Question: Conscious perception of taste occurs in the primary gustatory cortex, which is located in the ________.
Subject: biology
Question: Skeletal muscle is composed of very hard working cells. Which organelles do you expect to find in abundance in skeletal muscle cell?
Subject: business
Question: True or false? A criticism of Immanuel Kant’s categorical imperative is that its refusal ever to permit exceptions in acting ethically is impossible to observe in life.
Subject: physics
Question: A 0.250\text{-kg} block of a pure material is heated from 20.0\ \text{°}\text{C} to 65.0\ \text{°}\text{C} by the addition of 4.35 kJ of energy. Calculate its specific heat and identify the substance of which it is most likely composed.
Subject: business
Question: What are the key skills entrepreneurs need to arrive at innovative solutions?
Subject: physics
Question: The ear canal resonates like a tube closed at one end. (See [Figure 17.37](17-6-hearing) .) If ear canals range in length from 1.80 to 2.60 cm in an average population, what is the range of fundamental resonant frequencies? Take air temperature to be 37.0ºC , which is the same as body temperature. How does this result correlate with the intensity versus frequency graph ( [Figure 17.35](17-6-hearing) of the human ear?
Subject: psychology
Question: Which region in the auditory pathway only receives input from the contralateral ear?
Subject: biology
Question: Which disease is usually self-limiting but is most commonly treated with ganciclovir if medical treatment is needed?    A. roseola   B. oral herpes   C. papillomas   D. viral conjunctivitis
Subject: business
Question: [LO 2.2](2-2-define-explain-and-provide-examples-of-current-and-noncurrent- assets-current-and-noncurrent-liabilities-equity-revenues-and-expenses) Owners have no personal liability under which legal business structure?    A. a corporation   B. a partnership   C. a sole proprietorship   D. There is the potential for some personal liability in every business structure, though that liability varies with the type of structure.
Subject: nursing
Question: The nurse is monitoring for medication-related adverse effects in a client receiving heparin. Which of the following would indicate that the client should be assessed for heparin-induced thrombocytopenia (HIT)?
Subject: psychology
Question: The enzyme Aromatic Amino Acid Decarboxylase is active within the ________ and produces ________.
Subject: physics
Question: You are looking to buy a small piece of land in Hong Kong. The price is “only” $60,000 per square meter. The land title says the dimensions are 20\ \text{m}\ \times \ 30\ \text{m} . By how much would the total price change if you measured the parcel with a steel tape measure on a day when the temperature was 20\ \text{°}\text{C} above the temperature that the tape measure was designed for? The dimensions of the land do not change.
Subject: physics
Question: Assume 1.0 kg of ice at 0 °C starts to melt. It absorbs 300 kJ of energy by heat. What is the temperature of the water afterwards?
Subject: sociology
Question: Do you believe new media allows for the kind of unifying moments that television and radio programming used to? If so, give an example.
Subject: nursing
Question: An ED nurse is triaging a client who was recently started on ondansetron for chemotherapy-induced nausea and vomiting (CINV). The nurse recognizes the following symptom as a side effect of ondansetron:
Subject: nursing
Question: The nurse is instructing the parent of a child recently diagnosed with asthma. Which of the following foods should the nurse instruct the parent to include with the child’s meals to decrease the risk for an asthma exacerbation?
Subject: biology
Question: When does class switching occur?
Subject: physics
Question: Two points in a plane have polar coordinates P_{1}(2.500\ \text{m},{\pi\text{/}6}) and P_{2}(3.800\ \text{m},{{2\pi}\text{/}3}) . Determine their Cartesian coordinates and the distance between them in the Cartesian coordinate system. Round the distance to a nearest centimeter.
Subject: chemistry
Question: In dilute aqueous solution HF acts as a weak acid. However, pure liquid HF (boiling point = 19.5 °C) is a strong acid. In liquid HF, HNO3acts like a base and accepts protons. The acidity of liquid HF can be increased by adding one of several inorganic fluorides that are Lewis acids and accept F–ion (for example, BF3or SbF5). Write balanced chemical equations for the reaction of pure HNO3with pure HF and of pure HF with BF3.
Subject: biology
Question: Describe a potential advantage and disadvantage of the cuticle of ecdysozoans.
Subject: physics
Question: Critical Thinking A frictionless circular track with a diameter of 4.00 m has two spheres of 10.0 kg each anchored very near it. The track is oriented with a diameter along the _x_ -axis. The anchored spheres are just outside the track. One of the anchored spheres is just left of the origin at a distance of 1.00 \times 10^{- 15}\text{m} from it, and the other is on the _x_ -axis just right of the track at a distance of 1.00 \times 10^{- 15}\text{m} past (4,0) . Each sphere carries a charge of 2.00 \times 10^{- 9}\text{~C} . (Note: The slight distance from the track is so the particles cannot collide, and does not enter into the calculations for three significant figures.) (a) A third sphere has a mass of 10.00 kg and carries a charge of - 1.00 \times 10^{- 9}\text{~C} . It is free to move on the track. It is initially placed an equal length from the two anchored spheres at (2.00,2.00) . What is the total force on the third sphere? (Be certain to include gravity between the spheres.) (b) Will the third sphere move? (c) Label the first two spheres A and B, and the movable sphere C. Now start sphere C at (1.00,2.00) . What are the forces on sphere C? (d) Will sphere C now move? (e) If it does, where will it stop moving and reverse course? If it does not move, you may skip this part. (f) How many equilibrium points are there on the track at which the movable sphere will remain stationary? Where are they?
Subject: mathematics
Question: \frac{y}{10} - \frac{1}{3}
Subject: mathematics
Question: \sqrt[3]{2x^{2} + 9x - 18} = \sqrt[3]{x^{2} + 3x - 2}
Subject: physics
Question: Can an antenna be any length? Explain your answer.
Subject: chemistry
Question: The following reactions are all similar to those of the industrial chemicals. Complete and balance the equations for these reactions: (a) reaction of a weak base and a strong acidNH3+HClO4⟶NH3+HClO4⟶ (b) preparation of a soluble silver salt for silver platingAg2CO3+HNO3⟶Ag2CO3+HNO3⟶ (c) preparation of strontium hydroxide by electrolysis of a solution of strontium chlorideSrCl2(aq)+H2O(l)→electrolysisSrCl2(aq)+H2O(l)→electrolysis
Subject: mathematics
Question: Which is likely to have the highest interest rate, a savings account, CD, or money market account?
Subject: mathematics
Question: When making the 5-hour drive home from visiting her parents, Lolo ran into bad weather. She was able to drive 176 miles while the weather was good, but then driving 10 mph slower, went 81 miles when it turned bad. How fast did she drive when the weather was bad?
Subject: physics
Question: A rectangular circuit containing a resistance _R_ is pulled at a constant velocity \mathbf{\overset{\rightarrow}{v}} away from a long, straight wire carrying a current I_{0} (see below). Derive an equation that gives the current induced in the circuit as a function of the distance _x_ between the near side of the circuit and the wire.
Subject: mathematics
Question: p^{2} - 5p + 2 when   p = -1
Subject: mathematics
Question: f(x) = x^{2} - 4x - 1
Subject: physics
Question: What isabsolute zeroon the Fahrenheit scale?
Subject: business
Question: Explain how to interpret the slope of the best-fit line.
Subject: mathematics
Question: Compute15P3.
Subject: economics
Question: What is the relationship between product differentiation and monopolistic competition?
Subject: biology
Question: Multicellular parasitic worms studied by microbiologists are called ___________.
Subject: mathematics
Question: z=ex+2yz=ex+2yat point(0,1,3)(0,1,3)
Subject: biology
Question: PTH affects absorption and reabsorption of what?
Subject: physics
Question: Why—other than the fact that the second law of thermodynamics says reversible engines are the most efficient—should heat engines employing reversible processes be more efficient than those employing irreversible processes? Consider that dissipative mechanisms are one cause of irreversibility.
Subject: computer_science
Question: Give a few examples of data models and explain how they differ from one another.
Subject: sociology
Question: Misogyny is:
Subject: mathematics
Question: One thousandth
Subject: business
Question: [LO 5.2](5-2-prepare-a-post-closing-trial-balance) What account types are included in a post-closing trial balance?
Subject: physics
Question: How much stress is created in a steel beam if its temperature changes from –15\ \text{°}\text{C} to 40\ \text{°}\text{C} but it cannot expand? For steel, the Young’s modulus Y = 210\ \times \ 10^{9}\ \text{N/m}^{2} from [Stress, Strain, and Elastic Modulus](../../university-physics- volume-1/pages/12-3-stress-strain-and-elastic-modulus) . (Ignore the change in area resulting from the expansion.)
Subject: business
Question: [LO 7.5](7-5-describe-career-paths-open-to-individuals-with-a-joint-education- in-accounting-and-information-systems) Artificial intelligence refers to ________.    A. tutorials that can make humans smarter than they naturally are   B. programming computers to mimic human reasoning and perform tasks previously performed by humans   C. humans that do not possess reasonably high IQs   D. a concept that exists only in science fiction but has not yet been achieved today
Subject: biology
Question: Which structure is located where the esophagus penetrates the diaphragm?
Subject: business
Question: Use a graph of the supply of loanable funds and demand for loanable funds to explain what will happen if the Federal Reserve increases the money supply. What would you expect to happen to the interest rate when this occurs?
Subject: physics
Question: The momentum of light, as it is for particles, is exactly reversed when a photon is reflected straight back from a mirror, assuming negligible recoil of the mirror. The change in momentum is twice the photon’s incident momentum, as it is for the particles. Suppose that a beam of light has an intensity 1.0{\text{kW}\mspace{2mu}\text{/}\mspace{2mu}\text{m}^{2}} and falls on a -2.0\text{-m}^{2} area of a mirror and reflects from it. (a) Calculate the energy reflected in 1.00 s. (b) What is the momentum imparted to the mirror? (c) Use Newton’s second law to find the force on the mirror. (d) Does the assumption of no-recoil for the mirror seem reasonable?
Subject: mathematics
Question: Determine whether the following set is a finite set or an infinite set:F={5,10,15,…}.
Subject: chemistry
Question: Hydrogen reacts with nitrogen monoxide to form dinitrogen monoxide (laughing gas) according to the equation:H2(g)+2NO(g)⟶N2O(g)+H2O(g)H2(g)+2NO(g)⟶N2O(g)+H2O(g) Determine the rate law, the rate constant, and the orders with respect to each reactant from the following data: [NO] (M)0.300.600.60[H2] (M)0.350.350.70Rate (mol L−1s−1)2.835××10−31.134××10−22.268××10−2
Subject: physics
Question: Calculate the kinetic energies of (a) a 2000.0-kg automobile moving at 100.0 km/h; (b) an 80.-kg runner sprinting at J. m/s; and (c) a 9.1\ \times \ 10^{-31}\ \text{-kg} electron moving at 2.0\ \times \ 10^{7}\ \text{m/s}\text{.}
Subject: political_science
Question: The Federal Communications Commission oversees the programming of which entities?    A. television   B. television and radio   C. television, radio, and satellite   D. television, radio, satellite, and cable
Subject: history
Question: Carter deregulated several major American industries in an effort to ensure that ________. companies would become more competitiveairlines would mergeoil prices would riseconsumers would start conserving energy
Subject: economics
Question: What is dumping? Why does prohibiting it often work better in theory than in practice?
Subject: economics
Question: Since a perfectly competitive firm can sell as much as it wishes at the market price, why can the firm not simply increase its profits by selling an extremely high quantity?
Subject: mathematics
Question: A truck rental is $25 plus $.30/mi. Find out how many miles Ken traveled if his bill was $50.20.
Subject: mathematics
Question: ⓐ -8\operatorname{\\_\\_\\_}|-8|   ⓑ \text{−}|-2|\operatorname{\\_\\_\\_}-2
Subject: chemistry
Question: Which compound in each of the following pairs has the larger lattice energy? Note: Mg2+and Li+have similar radii; O2–and F–have similar radii. Explain your choices. (a) MgO or MgSe (b) LiF or MgO (c) Li2O or LiCl (d) Li2Se or MgO
Subject: chemistry
Question: Determine the oxidation number of each element in each of the following compounds: (a) HCN (b) OF2 (c) AsCl3
Subject: sociology
Question: Many deaths in high-income nations are linked to __________________
Subject: political_science
Question: Which supporter of federalism warned people about the dangers of political parties?    A. John Adams   B. Alexander Hamilton   C. James Madison   D. George Washington
Subject: nursing
Question: The nurse is providing discharge instructions about a client’s home medications. What response should the nurse give when the client asks about the difference between buying generic versus brand-name drugs?
Subject: business
Question: Common IP law-mandated periods of protection are ________.
Subject: physics
Question: Since the equation for torque on a current-carrying loop is {\tau = \text{NIAB}}\ \text{sin}\ \theta , the units of N \cdot m must equal units of {A \cdot m^{2}}\ T . Verify this.
Subject: business
Question: [LO 16.3](16-3-prepare-the-statement-of-cash-flows-using-the-indirect-method) What is the effect on cash when current noncash operating assets increase?    A. Cash increases by the same amount.   B. Cash decreases by the same amount.   C. Cash decreases by twice as much.   D. Cash does not change.
Subject: business
Question: How do social enterprises like Bee Love help the community? What problem was Palms Barber trying to solve? What problems did the company end up solving?
Subject: chemistry
Question: Write out the full electron configuration for each of the following atoms and for the monatomic ion found in binary ionic compounds containing the element: (a) Al (b) Br (c) Sr (d) Li (e) As (f) S
Subject: mathematics
Question: 24x + 8x - 11x = -7 - 14
Subject: economics
Question: Is the increase in labor force participation rates among women better thought of as causing an increase in cyclical unemployment or an increase in the natural rate of unemployment? Why?
Subject: biology
Question: Which of the following is a major virulence factor for the fungal pathogen _Cryptococcus?_    A. hemolysin   B. capsule   C. collagenase   D. fimbriae
Subject: physics
Question: The mass ( _M_ ) and the radius ( _r_ ) of a nucleus can be expressed in terms of the mass number, _A_ . (a) Show that the density of a nucleus is independent of _A_ . (b) Calculate the density of a gold (Au) nucleus. Compare your answer to that for iron (Fe).
Subject: physics
Question: An incandescent light bulb is partially evacuated. Why do you suppose that is?
Subject: chemistry
Question: A 12.0-g sample of a nonelectrolyte is dissolved in 80.0 g of water. The solution freezes at −1.94 °C. Assuming ideal solution behavior, calculate the molar mass of the substance.
Subject: astronomy
Question: Astronomers want to make maps of the sky showing sources of X-rays or gamma rays. Explain why those X-rays and gamma rays must be observed from above Earth’s atmosphere.
Subject: physics
Question: Consider an infinite square well with wall boundaries x = 0 and x = L. Show that the function \psi(x) = A\ \text{sin}\ kx is the solution to the stationary Schrӧdinger equation for the particle in a box only if k = {\sqrt{2mE}\text{/}\hslash}. Explain why this is an acceptable wave function only if _k_ is an integer multiple of {\pi\text{/}L}.
Subject: mathematics
Question: An arithmetic sequence has the first term a_{1} = 18 and common difference d = - H. What are the first five terms?
Subject: economics
Question: Does a gap between the average earnings of men and women, or between White and Black people, prove that employers are discriminating in the labor market? Explain briefly.
Subject: history
Question: The name of the first manmade satellite, launched by the Soviet Union in 1957, was ________. TritonCosmolskayaPravdaSputnik
Subject: psychology
Question: Which kind of connection is most common in the brain?
Subject: mathematics
Question: A car rental company offers two plans for renting a car.    * Plan A: $25 per day and $0.10 per mile   * Plan B: $40 per day with free unlimited mileage  How many miles would you need to drive for plan B to save you money?
Subject: chemistry
Question: Predict the electron pair geometry and the molecular structure of each of the following molecules or ions: (a) SF6 (b) PCl5 (c) BeH2 (d)CH3+CH3+
Subject: psychology
Question: The thalamus plays a major role in emotions by receiving and processing:
Subject: psychology
Question: Prejudice is to ________ as discrimination is to ________.
Subject: physics
Question: A cat’s crinkle ball toy of mass 15\ \text{g} is thrown straight up with an initial speed of 3\ \text{m/s} . Assume in this problem that air drag is negligible. (a) What is the kinetic energy of the ball as it leaves the hand? (b) How much work is done by the gravitational force during the ball’s rise to its peak? (c) What is the change in the gravitational potential energy of the ball during the rise to its peak? (d) If the gravitational potential energy is taken to be zero at the point where it leaves your hand, what is the gravitational potential energy when it reaches the maximum height? (e) What if the gravitational potential energy is taken to be zero at the maximum height the ball reaches, what would the gravitational potential energy be when it leaves the hand? (f) What is the maximum height the ball reaches?
Subject: mathematics
Question: If f(x) \leq g(x) for all x \in \left\lbrack {a,b} \right\rbrack, then {\int_{a}^{b}{f(x)}} \leq {\int_{a}^{b}{g(x)}}.
Subject: business
Question: True or False: If r is close to + or -1, we shall say there is a strong correlation, with the tacit understanding that we are referring to a linear relationship and nothing else.
Subject: biology
Question: The maximum growth rate characteristic of a species is called its ________.
Subject: physics
Question: Answer the following questions for projectile motion on level ground assuming negligible air resistance (the initial angle being neither0º0ºnor90º90º): (a) Is the acceleration ever zero? (b) Is the acceleration ever in the same direction as a component of velocity? (c) Is the acceleration ever opposite in direction to a component of velocity?
Subject: chemistry
Question: Write the Lewis structures of all isomers with the formula C3H7ON that contain an amide linkage.
Subject: business
Question: In words, define the random variablesXandX-X-.
Subject: biology
Question: The rhomboid major and minor muscles are deep to the ________.
Subject: physics
Question: What are some of the reasons that plutonium rather than uranium is used in all fission bombs and as the trigger in all fusion bombs?
Subject: biology
Question: Many bacterial pathogens produce _______ to evade phagocytosis.
Subject: physics
Question: Explain why pregnant women often suffer from back strain late in their pregnancy.
Subject: physics
Question: (a) Give an example of different net external forces acting on the same system to produce different accelerations. (b) Give an example of the same net external force acting on systems of different masses, producing different accelerations. (c) What law accurately describes both effects? State it in words and as an equation.
Subject: biology
Question: What methods can be used to determine the function of a particular brain region?
Subject: mathematics
Question: \frac{3x - 2}{x - 4} \leq 2
Subject: economics
Question: Why might it be difficult for a buyer and seller to agree on a price when imperfect information exists?
Subject: biology
Question: A fontanelle ________.
Subject: chemistry
Question: Determine the oxidation states of the elements in the following compounds: (a) NaI (b) GdCl3 (c) LiNO3 (d) H2Se (e) Mg2Si (f) RbO2, rubidium superoxide (g) HF
Subject: physics
Question: (a) If the first-order maximum for monochromatic light falling on a double slit is at an angle of 10.0\text{°} , at what angle is the second-order maximum? (b) What is the angle of the first minimum? (c) What is the highest- order maximum possible here?
Subject: psychology
Question: ________ are compounds that diffuse passively along axons to allow tracing of neural pathways.
Subject: chemistry
Question: Arrange the following solutions in order by their decreasing freezing points: 0.1mNa3PO4, 0.1mC2H5OH, 0.01mCO2, 0.15mNaCl, and 0.2mCaCl2.
Subject: biology
Question: Compare and contrast the short-term and long-term stress response.
Subject: chemistry
Question: Write the electron configurations for the following atoms or ions: (a) B3+ (b) O– (c) Cl3+ (d) Ca2+ (e) Ti
Subject: physics
Question: A straightforward method of finding the density of an object is to measure its mass and then measure its volume by submerging it in a graduated cylinder. What is the density of a 240-g rock that displaces \text{89}\text{.}0\ \text{cm}^{3} of water? (Note that the accuracy and practical applications of this technique are more limited than a variety of others that are based on Archimedes’ principle.)
Subject: economics
Question: What is the marginal cost of labor for a firm that operates in a competitive labor market?  How does this compare with the MCL for a monopsony?
Subject: chemistry
Question: Compare both the numbers of protons and electrons present in each to rank the following ions in order of increasing radius: As3–, Br–, K+, Mg2+.
Subject: biology
Question: Most of the bones of the arms and hands are long bones; however, the bones in the wrist are categorized as ________.
Subject: chemistry
Question: Teflon is prepared by the polymerization of tetrafluoroethylene. Write the equation that describes the polymerization using Lewis symbols.
Subject: business
Question: Draw the graph fromExercise 7.5
Subject: physics
Question: How is the distance to the epicenter of an earthquake determined?
Subject: economics
Question: Do entry and exit occur in the short run, the long run, both, or neither?
Subject: biology
Question: The term “deeply branching” refers to which of the following?    A. the cellular shape of deeply branching bacteria   B. the position in the evolutionary tree of deeply branching bacteria   C. the ability of deeply branching bacteria to live in deep ocean waters   D. the pattern of growth in culture of deeply branching bacteria
Subject: chemistry
Question: At 1 atm and 25 °C, NO2with an initial concentration of 1.00Mis 0.0033% decomposed into NO and O2. Calculate the value of the equilibrium constant for the reaction. 2NO2(g)⇌2NO(g)+O2(g)2NO2(g)⇌2NO(g)+O2(g)
Subject: mathematics
Question: Compute7C4.
Subject: economics
Question: Will the shift of SRAS to the right tend to make the equilibrium quantity and price level higher or lower? What about a shift of SRAS to the left?
Subject: psychology
Question: The visible spectrum includes light that ranges from about ________.
Subject: physics
Question: Suppose a person carries an excess charge. To maintain their charged status can they be standing on ground wearing just any pair of shoes? How would you discharge them? What are the consequences if they simply walk away?
Subject: physics
Question: (a) What is the capacitance of a parallel-plate capacitor with plates of area 1.50\ \text{m}^{2} that are separated by 0.0200 mm of neoprene rubber? (b) What charge does it hold when 9.00 V is applied to it?
Subject: physics
Question: A particle’s centripetal acceleration is a_{\text{C}} = 4.0\ {\text{m}\text{/}\text{s}^{2}} at _t_ = 0 s where it is on the _x_ -axis and moving counterclockwise in the _xy_ plane. It is executing uniform circular motion about an axis at a distance of 5.0 m. What is its velocity at _t_ = 10 s?
Subject: business
Question: In _On Liberty_ , John Stuart Mill ________.    A. proposes a harm principle   B. exalts libertarianism   C. prescribes a consequentialist answer to ethical crises   D. rejects rights
Subject: physics
Question: How do the multiple-loop coils and iron ring in the version of Faraday’s apparatus shown inFigure 23.3enhance the observation of induced emf?
Subject: mathematics
Question: 5n - 15(4 - n) \leq 10(n - 6) + 10n
Subject: economics
Question: What is the difference between a floating exchange rate, a soft peg, a hard peg, and dollarization?
Subject: physics
Question: The “mean” orbital radius listed for astronomical objects orbiting the Sun is typically not an integrated average but is calculated such that it gives the correct period when applied to the equation for circular orbits. Given that, what is the mean orbital radius in terms of aphelion and perihelion?
Subject: political_science
Question: Which of the following makes it easy for a citizen to register to vote?    A. grandfather clause   B. lengthy residency requirement   C. National Voter Registration Act   D. competency requirement
Subject: business
Question: What’s the role of an Administrative Law Judge (ALJ)?
Subject: business
Question: LO9.1What is a management control system? What are its components and how does the system help the business?
Subject: physics
Question: In considering potential fusion reactions, what is the advantage of the reaction2H+3H→4He+n2H+3H→4He+nover the reaction2H+2H→3He+n?2H+2H→3He+n?
Subject: physics
Question: Starting at the island of Moi in an unknown archipelago, a fishing boat makes a round trip with two stops at the islands of Noi and Poi. It sails from Moi for 4.76 nautical miles (nmi) in a direction 37\text{°} north of east to Noi. From Noi, it sails 69\text{°} west of north to Poi. On its return leg from Poi, it sails 28\text{°} east of south. What distance does the boat sail between Noi and Poi? What distance does it sail between Moi and Poi? Express your answer both in nautical miles and in kilometers. Note: 1 nmi = 1852 m.
Subject: business
Question: LO14.2Research online to find a company that bought back shares of its own stock (treasury stock) within the last 6–12 months. Why did it repurchase the shares? What happened to the company’s stock price immediately after the repurchase and in the months since then? Is there any reason to think the repurchase impacted the price?
Subject: psychology
Question: Explain the difference between biological death, clinical death, cardiopulmonary death, and brain death.
Subject: astronomy
Question: Explain the difference between radiation as it is used in most everyday language and radiation as it is used in an astronomical context.
Subject: psychology
Question: What factors contribute to life satisfaction?
Subject: nursing
Question: The nurse is educating a client on ways to promote heart health. Which food modification would the nurse recommend for a heart-healthy diet?
Subject: physics
Question: In placing a sample on a microscope slide, a glass cover is placed over a water drop on the glass slide. Light incident from above can reflect from the top and bottom of the glass cover and from the glass slide below the water drop. At which surfaces will there be a phase change in the reflected light?
Subject: biology
Question: Explain why someone with a parathyroid gland tumor might develop kidney stones.