mouryat9/CogBench huggingface dataset:
Subject: chemistry
Question: Give the coordination number for each metal ion in the following compounds: (a) [Co(CO3)3]3−(note that CO32−is bidentate in this complex) (b) [Cu(NH3)4]2+ (c) [Co(NH3)4Br2]2(SO4) (d) [Pt(NH3)4][PtCl4] (e) [Cr(en)3](NO3)3 (f) [Pd(NH3)2Br2] (square planar) (g) K3[Cu(Cl)5] (h) [Zn(NH3)2Cl2]
Subject: business
Question: The Patient Protection and Affordable Care Act’s (also known as Obamacare) provision that mandated that individuals not insured through employment obtain minimum essential health insurance or face a penalty was upheld as constitutional by the 11th Circuit.
Subject: mathematics
Question: \frac{2}{5}
Subject: computer_science
Question: Why is it important to monitor and regularly test algorithms for any potential bias?
Subject: mathematics
Question: Use the formula. d = rt to solve for r   ⓐ when when d = 451 and t = 5.5   ⓑ in general
Subject: political_science
Question: According to the pluralist theory of government, ________.
Subject: chemistry
Question: The evaporation of one mole of water at 298 K has a standard free energy change of 8.58 kJ.H2O(l)⇌H2O(g)ΔG°=8.58 kJH2O(l)⇌H2O(g)ΔG°=8.58 kJ (a) Is the evaporation of water under standard thermodynamic conditions spontaneous? (b) Determine the equilibrium constant,KP, for this physical process. (c) By calculating ∆G, determine if the evaporation of water at 298 K is spontaneous when the partial pressure of water,PH2O,PH2O,is 0.011 atm. (d) If the evaporation of water were always nonspontaneous at room temperature, wet laundry would never dry when placed outside. In order for laundry to dry, what must be the value ofPH2OPH2Oin the air?
Subject: history
Question: What changes did the war bring to the everyday lives of Americans? How lasting were these changes?
Subject: history
Question: How did President Jackson respond to Congress’s re-chartering of the Second Bank of the United States?    A. He vetoed it.   B. He gave states the right to implement it or not.   C. He signed it into law.   D. He wrote a counterproposal.
Subject: physics
Question: What is buoyancy?
Subject: mathematics
Question: \left( {u + 8} \right)\left( {u + 4} \right) = 14
Subject: mathematics
Question: \frac{\frac{8}{9}}{-4}
Subject: computer_science
Question: What are some of the benefits of cloud-native applications?
Subject: mathematics
Question: y = x^{2} - 8x + 15
Subject: mathematics
Question: Find three consecutive even integers whose sum is 234.
Subject: business
Question: A virus attacks one in three of the people exposed to it. An entire large city is exposed. If samples of 70 people are taken, what is the
expected value of the mean of the sampling distribution of sample
proportions?
Subject: biology
Question: Discuss the joints involved and movements required for you to cross your arms together in front of your chest.
Subject: physics
Question: Show that for the circuit shown below, the initial energy stored in the inductor, LI^{2}(0)\text{/}2 , is equal to the total energy eventually dissipated in the resistor, {\int_{0}^{\infty}{I^{2}(t)}}Rdt .
Subject: computer_science
Question: For portable devices, such as your smartphone, do you think processors supporting CISC ISA or RISC ISCA should be used? Why?
Subject: physics
Question: Use the characteristics of the Coulomb force to explain why capacitance should be proportional to the plate area of a capacitor. Similarly, explain why capacitance should be inversely proportional to the separation between plates.
Subject: computer_science
Question: When a company decides to design a new processor to compete in the market, what are the criteria that this company needs to tackle to be competitive? Be careful—speed is not enough.
Subject: biology
Question: What term refers to multinucleated cells that form when many host cells fuse together during infections?    A. Ghon elements   B. Reye syndrome   C. Koplik’s spots   D. syncytia
Subject: nursing
Question: The nurse is caring for a client who is in the early stage of Alzheimer’s disease. The client and family inquire about meal choices. Which food choice would be most appropriate for the nurse to discuss with the client?
Subject: psychology
Question: What is at the center of the ecological systems model developed by Urie Bronfenbrenner?
Subject: economics
Question: Identify whether the market supply curve will shift right or left or will stay the same for the following:
Subject: mathematics
Question: y = 2x + 8
Subject: biology
Question: How do telophase I and telophase II differ during meiosis in animal cells?
Subject: biology
Question: The chlorophyte (green algae) generaUlvaandCaulerpaboth have macroscopic leaf-like and stem-like structures, but onlyUlvaspecies are considered truly multicellular. Explain why.
Subject: biology
Question: Which of the following is the term for the outer layer of a lichen?    A. the cortex   B. the medulla   C. the thallus   D. the theca
Subject: biology
Question: Explain how using an open circulatory system constrains the size of animals.
Subject: physics
Question: Find the ratio f(v_{\text{p}})\text{/}f(v_{\text{rms}}) for hydrogen gas (M = 2.02\ \text{g/mol}) at a temperature of 77.0 K.
Subject: sociology
Question: Sociologists tend to define family in terms of    A. how a given society sanctions the relationships of people who are connected through blood, marriage, or adoption   B. the connection of bloodlines   C. the status roles that exist in a family structure   D. how closely members adhere to social norms
Subject: psychology
Question: In which of Piaget’s proposed stages of moral reasoning do children become more flexible in their thinking, which allows them to consider a moral situation as well as others’ perspectives?
Subject: chemistry
Question: Write the following isotopes in hyphenated form (e.g., “carbon-14”) (a) {}_{11}^{24}\text{Na} (b) {}_{13}^{29}\text{Al} (c) {}_{36}^{73}\text{Kr} (d) {}_{\mspace{9mu} 77}^{194}\text{Ir}
Subject: business
Question: LO9.1Identify and describe the levels of management, including the various types of decisions managers at each level make.
Subject: physics
Question: Voltage is the common word for potential difference. Which term is more descriptive, voltage or potential difference?
Subject: physics
Question: A graph of velocity vs. time of a ship coming into a harbor is shown. Describe the acceleration of the ship based on the graph.
Subject: business
Question: LO8.3Is labor a true variable cost?
Subject: physics
Question: An ideal diatomic gas at 80 K is slowly compressed adiabatically and reversibly to half its volume. What is its final temperature?
Subject: psychology
Question: Discuss how different environmental factors influence the sensory development of infants and toddlers. Consider how variations in living conditions, such as urban versus rural settings, might impact the development of sensory abilities like hearing, vision, and touch. Provide suggestions for how caregivers can optimize the environment to support healthy sensory development.
Subject: chemistry
Question: Explain how σ and π bonds are similar and how they are different.
Subject: political_science
Question: How many states must ratify an amendment before it becomes law? allthree-fourthstwo-thirdsone-half
Subject: psychology
Question: In sexual reproduction, what type of cell division results in haploid gametes?
Subject: physics
Question: A nichrome rod that is 3.00 mm long with a cross-sectional area of 1.00{\ \text{mm}}^{2} is used for a digital thermometer. (a) What is the resistance at room temperature? (b) What is the resistance at body temperature?
Subject: political_science
Question: Was the Bill of Rights a necessary addition to the Constitution? Defend your answer.
Subject: mathematics
Question: A pharmacy has a 1 L bottle of 0.9% solution of sodium chloride. How many grams of sodium chloride are contained in the bottle?
Subject: computer_science
Question: Which statement best describes the role of iterative design and user feedback in a user-centered design (UCD) approach for product creation?
Subject: psychology
Question: ________ is to animal research as ________ is to human research.
Subject: biology
Question: Which parasitic protist evades the host immune system by altering its surface proteins with each generation?
Subject: physics
Question: Can the belt of a Van de Graaff accelerator be a conductor? Explain.
Subject: sociology
Question: Which of the following is the primary component of the evolutionary model of technological change?
Subject: astronomy
Question: We believe that Venus, Earth, and Mars all started with a significant supply of water. Explain where that water is now for each planet.
Subject: anthropology
Question: How does the relationship between people and animals vary across subsistence practices?
Subject: physics
Question: What is dynamics?
Subject: chemistry
Question: Identify each of the underlined items as a part of either the macroscopic domain, the microscopic domain, or the symbolic domain of chemistry. For those in the symbolic domain, indicate whether they are symbols for a macroscopic or a microscopic feature. (a) A certain molecule contains one _H_ atom and one Cl atom. (b) _Copper wire_ has a density of about 8 g/cm 3 . (c) The bottle contains 15 grams of _Ni powder_ . (d) A _sulfur molecule_ is composed of eight sulfur atoms.
Subject: computer_science
Question: Why is it important for businesses to solve business problems? Explain.
Subject: chemistry
Question: In the early days of automobiles, illumination at night was provided by burning acetylene, C2H2. Though no longer used as auto headlamps, acetylene is still used as a source of light by some cave explorers. The acetylene is (was) prepared in the lamp by the reaction of water with calcium carbide, CaC2:CaC2(s)+2H2O(l)⟶Ca(OH)2(s)+C2H2(g).CaC2(s)+2H2O(l)⟶Ca(OH)2(s)+C2H2(g).Calculate the standard enthalpy of the reaction. TheΔHf°ΔHf°of CaC2is −15.14 kcal/mol.
Subject: physics
Question: What are the main methods of heat transfer from the hot core of Earth to its surface? From Earth’s surface to outer space?
Subject: physics
Question: A wind turbine rotates at 20 rev/min. If its power output is 2.0 MW, what is the torque produced on the turbine from the wind?
Subject: sociology
Question: The U.S. Supreme Court case _________________ led to the revision of voting districts to account for differences in population density.
Subject: biology
Question: Which of the following is an example of a noncommunicable infectious disease?    A. infection with a respiratory virus   B. food poisoning due to a preformed bacterial toxin in food   C. skin infection acquired from a dog bite   D. infection acquired from the stick of a contaminated needle
Subject: physics
Question: A full-term fetus typically has a mass of 3.50 kg. (a) What pressure does the weight of such a fetus create if it rests on the mother’s bladder, supported on an area of \text{90}\text{.}0\ \text{cm}^{2} ? (b) Convert this pressure to millimeters of mercury and determine if it alone is great enough to trigger the micturition reflex (it will add to any pressure already existing in the bladder).
Subject: mathematics
Question: Find the measure of the unknown side and angle.
Subject: physics
Question: A square surface of area 2\ \text{cm}^{2} is in a space of uniform electric field of magnitude 10^{3}\ \text{N/C} . The amount of flux through it depends on how the square is oriented relative to the direction of the electric field. Find the electric flux through the square, when the normal to it makes the following angles with electric field: (a) 30\text{°} , (b) 90\text{°} , and (c) 0\text{°} . Note that these angles can also be given as 180\text{°} + \theta .
Subject: biology
Question: The foramen ovale causes the fetal circulatory system to bypass the ________.
Subject: physics
Question: Copy and draw rays to figure out the final image.
Subject: physics
Question: Suppose an electron confined to a box emits photons. The longest wavelength that is registered is 500.0 nm. What is the width of the box?
Subject: physics
Question: Why can’t either set of quarks shown below form a hadron?
Subject: chemistry
Question: Solve these problems about lumber dimensions. (a) To describe to a European how houses are constructed in the US, the dimensions of “two-by-four” lumber must be converted into metric units. The thickness××width××length dimensions are 1.50 in.××3.50 in.××8.00 ft in the US. What are the dimensions in cm××cm××m? (b) This lumber can be used as vertical studs, which are typically placed 16.0 in. apart. What is that distance in centimeters?
Subject: physics
Question: Consider an electron rotating in a circular orbit of radius r. Show that the magnitudes of the magnetic dipole moment μ and the angular momentum _L_ of the electron are related by: \frac{\mu}{L} = \frac{e}{2m}.
Subject: business
Question: Explain Blue Sky laws.
Subject: physics
Question: (a) The hot and neutral wires supplying DC power to a light-rail commuter train carry 800 A and are separated by 75.0 cm. What is the magnitude and direction of the force between 50.0 m of these wires? (b) Discuss the practical consequences of this force, if any.
Subject: history
Question: Which of the following is true of the Gaspée affair?    A. Colonists believed that the British response represented an overreach of power.    B. It was the first time colonists attacked a revenue ship.    C. It was the occasion of the first official death in the war for independence.    D. The ship’s owner, John Hancock, was a respectable Boston merchant.
Subject: psychology
Question: A cortical complex cell will respond best to a:
Subject: biology
Question: Ammonification is the process by which _____.
Subject: business
Question: True or false? Family is generally a strong influence on our ethical standards.
Subject: biology
Question: Sebaceous glands ________.
Subject: mathematics
Question: Given each set of information, find a linear equation that satisfies the given conditions, if possible. Passes through \left( {\text{7},\text{5}} \right) and \left( {\text{3},\text{17}} \right)
Subject: mathematics
Question: 3c - 10(c - 2) < 5c + 16
Subject: economics
Question: Explain why the neoclassical economists believe that the government does not need to do much about unemployment. Do you agree or disagree? Explain.
Subject: sociology
Question: Which of the following is the best explanation of racism as a social fact?
Subject: physics
Question: Figure 11.37shows a glass of ice water filled to the brim. Will the water overflow when the ice melts? Explain your answer. Figure11.37
Subject: philosophy
Question: How is art related to environmentalism?
Subject: mathematics
Question: The distribution forXis ______.
Subject: chemistry
Question: A solution contains 5.00 g of urea, CO(NH2)2, a nonvolatile compound, dissolved in 0.100 kg of water. If the vapor pressure of pure water at 25 °C is 23.7 torr, what is the vapor pressure of the solution (assuming ideal solution behavior)?
Subject: economics
Question: Name some factors that could cause AD to shift, and say whether they would shift AD to the right or to the left.
Subject: economics
Question: When residents in a neighborhood tidy it and keep it neat, there are a number of positive spillovers: higher property values, less crime, happier residents. What types of government policies can encourage neighborhoods to clean up?
Subject: psychology
Question: The American Heart Association recommends that adults get ________ of moderate intensity aerobic activity each week, though this should be spread out over multiple occasions.
Subject: biology
Question: ________ was the scientist who developed the inactivated polio vaccine.
Subject: mathematics
Question: -36u\left( {- \frac{4}{9}} \right)
Subject: mathematics
Question: Write the equation for the graph in [Figure 1](8-practice- test#Figure_06_03_246) in terms of the secant function and give the period and phase shift.  Figure 1
Subject: mathematics
Question: Rowena’s monthly gasoline bill dropped from $83.75 last month to $56.95 this month. Find the percent change.
Subject: biology
Question: The Haversian canal:
Subject: physics
Question: What is the difference between sound and hearing?
Subject: business
Question: Google ________. has the most diverse workforce of any major U.S. companyuses a strict quota system in its hiring practicesis similar to other technology companies, most of which lag on diversitypromotes women at higher rates than men
Subject: mathematics
Question: What word describes a distribution that has two modes?
Subject: astronomy
Question: What are the maria composed of? Is this material found elsewhere in the solar system?
Subject: physics
Question: Explain how the weak force can change strangeness by changing quark flavor.
Subject: mathematics
Question: Expand the partial sum and find its value. \sum\limits_{i = 1}^{4}{(-4)}^{i}
Subject: mathematics
Question: Write the symbols for the probability that a player is an infielder or is not a great hitter.
Subject: chemistry
Question: The pressure of a sample of gas is measured with an open-end manometer, partially shown to the right. The liquid in the manometer is mercury. Assuming atmospheric pressure is 29.92 in. Hg, determine the pressure of the gas in: (a) torr (b) Pa (c) bar
Subject: psychology
Question: Reflect on the development of autonomy in infants and toddlers. How does the ability to explore their environment and make independent choices, such as asserting “no,” contribute to their sense of self? Discuss how these early signs of independence reflect the child’s growing understanding of self versus others and the role of caregivers in supporting this development.
Subject: physics
Question: How much current will flow through a 10-V battery with a 100-Ω resistor connected across its terminals?
Subject: political_science
Question: Which of the following is true of spending in politics?
Subject: physics
Question: The rocket sled shown below accelerates opposite to the motion at a rate of 196\ \text{m/s}^{2} . What force is necessary to produce this acceleration opposite to the motion? Assume that the rockets are off. The mass of the system is 2.10\ \times \ 10^{3} kg.
Subject: mathematics
Question: \- \frac{2}{5} \cdot \frac{9}{10} + 0.14
Subject: psychology
Question: Which of the following best characterizes drug dependence?
Subject: business
Question: LO1.5What is corporate social responsibility, and who are the stakeholders?
Subject: philosophy
Question: Why does the “Ship of Theseus” present a problem for identity?
Subject: chemistry
Question: Calculate the heat capacity, in joules and in calories per degree, of the following: (a) 28.4 g of water (b) 1.00 oz of lead
Subject: business
Question: LO4.5What are the similarities in calculating the cost of materials used in production, the cost of goods manufactured, and the cost of goods sold?
Subject: biology
Question: Define the classes of ribs.
Subject: mathematics
Question: \frac{\ 45y^{6}}{-15y^{10}}
Subject: chemistry
Question: Open the [Build an Atom simulation](http://openstax.org/l/16PhetAtomBld) .(a) Drag protons, neutrons, and electrons onto the atom template to make a neutral atom of Lithium-6 and give the isotope symbol for this atom. (b) Now remove one electron to make an ion and give the symbol for the ion you have created.
Subject: physics
Question: Two speakers producing the same frequency of sound are a distance of _d_ apart. Consider an arc along a circle of radius _R_ , centered at the midpoint of the speakers, as shown below. (a) At what angles will there be maxima? (b) At what angle will there be minima?
Subject: physics
Question: If you place a compass at the three points in the figure, at which point will the needle experience the greatest torque? Why?
Subject: physics
Question: On takeoff, the propellers on a UAV (unmanned aerial vehicle) increase their angular velocity for 3.0 s from rest at a rate of \omega = (25.0t)\ {\text{rad}\text{/}\text{s}} where _t_ is measured in seconds. (a) What is the instantaneous angular velocity of the propellers at t = 2.0\ \text{s} ? (b) What is the angular acceleration?
Subject: biology
Question: Theα-helix and theβ-pleated sheet are part of which protein structure?
Subject: biology
Question: How would paralysis of the diaphragm alter inspiration?
Subject: business
Question: LO9.1AccessPepsiCo’s 2017 annual report. Starting at the top of the document, use the find (Ctrl + F) or search feature in the browser to search the annual report for the word “segments” to determine how many operating segmentsPepsiCohas. What are the segments? How are the segments categorized?
Subject: economics
Question: Would an op-ed piece in a newspaper urging the adoption of a particular economic policy be a positive or normative statement?
Subject: political_science
Question: In any game, one would expect that decisions will vary ________.
Subject: chemistry
Question: For which of the following gases should the correction for the molecular volume be largest: CO, CO2, H2, He, NH3, SF6?
Subject: mathematics
Question: \begin{array}{r} {4x - 5y = - 50} \\\ {- x + 2y = 80} \end{array}
Subject: physics
Question: Two astronomical events are observed from Earth to occur at a time of 0.30 s apart and a distance separation of 2.0\ \times \ 10^{9}\text{m} from each other. How fast must a spacecraft travel from the site of one event toward the other to make the events occur at the same time when measured in the frame of reference of the spacecraft?
Subject: biology
Question: A forest fire is an example of ________ regulation.
Subject: mathematics
Question: {(14t)}^{0}
Subject: business
Question: [LO 8.3](8-3-compute-and-evaluate-labor-variances) When is the labor rate variance unfavorable?    A. when the actual quantity used is greater than the standard quantity   B. when the actual quantity used is less than the standard quantity   C. when the actual price paid is greater than the standard price   D. when the actual price is less than the standard price
Subject: computer_science
Question: What are the key issues addressed by an Agile approach in software engineering?
Subject: astronomy
Question: Stars form in the Milky Way at a rate of about 1 solar mass per year. At this rate, how long would it take for all the interstellar gas in the Milky Way to be turned into stars if there were no fresh gas coming in from outside? How does this compare to the estimated age of the universe, 14 billion years? What do you conclude from this?
Subject: business
Question: The policy of strong patent rights and weaker copyrights also reflected what differences in the motivations of inventors compared with authors?    A. Authors were not generally interested in economic gain.   B. Authors were motivated only by the prospect of economic gain.   C. Both artists and inventors sought economic gain, but authors also tended to be rewarded by celebrity and reputational gain as well.
Subject: economics
Question: What is regulatory capture?
Subject: psychology
Question: Wisdom is often associated with aging, yet research shows that wisdom does not necessarily increase with age for everyone. Reflect on how life experiences contribute to the development of wisdom and discuss how wisdom can be a valuable asset in everyday problem-solving and decision-making during late adulthood.
Subject: business
Question: Why is it important to analyze and discuss decisions?
Subject: physics
Question: If a point charge is released from rest in a uniform electric field, will it follow a field line? Will it do so if the electric field is not uniform?
Subject: nursing
Question: Which instruction would the nurse give to a client who is lactose intolerant?
Subject: history
Question: Which of the following does _not_ represent one of the management strategies that John D. Rockefeller used in building his empire?    A. horizontal integration   B. vertical integration   C. social Darwinism   D. the holding company model
Subject: astronomy
Question: How do the planets discovered so far around other stars differ from those in our own solar system? List at least two ways.
Subject: astronomy
Question: Why could the concentration of matter at the center of an active galaxy like M87 not be made of stars?
Subject: physics
Question: An object is at rest. Two forces, X and Y, are acting on it. Force X has a magnitude ofxand acts in the downward direction. What is the magnitude and direction of Y, given that the object remains at rest?
Subject: physics
Question: Two charges of equal magnitude but opposite sign make up an electric dipole. A quadrupole consists of two electric dipoles that are placed anti-parallel at two edges of a square as shown.  Draw the electric field of the charge distribution.
Subject: psychology
Question: Discuss the ethical considerations involved in genetic testing for Alzheimer’s disease. What are the potential benefits and risks, both for individuals and for society, of knowing whether someone carries genetic markers associated with the disease? Based on your analysis, would you consider undergoing genetic testing for Alzheimer’s disease yourself? Why or why not?
Subject: history
Question: Could the differences between the North and South have been worked out in late 1860 and 1861? Could war have been avoided? Provide evidence to support your answer.
Subject: psychology
Question: What are some of the ways punishment can be made more effective when a parent needs to discourage a behavior in a child?
Subject: economics
Question: How can deductibles, copayments, and coinsurance reduce moral hazard?
Subject: sociology
Question: Which of the following fictional societies is an example of a pastoral society?
Subject: business
Question: How are trademarks different from patents and copyrights?    A. They are not limited in duration.   B. They do not hinder the sale of similar products and services by others.   C. They cannot be obtained by mere adoption, but only through commercial use.   D. All of the above are true statements.
Subject: physics
Question: Sketch the velocity-versus-time graph from the following position-versus-time graph.
Subject: biology
Question: Why is receptor-mediated endocytosis said to be more selective than phagocytosis or pinocytosis?
Subject: mathematics
Question: 4\frac{1}{3} + 9\frac{1}{3}
Subject: physics
Question: Assuming a constant temperature coefficient of resistivity, what is the maximum percent decrease in the resistance of a constantan wire starting at \text{20}\text{.}0º\text{C} ?
Subject: chemistry
Question: If a sample of iron and a sample of zinc come into contact, the zinc corrodes but the iron does not. If a sample of iron comes into contact with a sample of copper, the iron corrodes but the copper does not. Explain this phenomenon.
Subject: chemistry
Question: The eyes of certain reptiles pass a single visual signal to the brain when the visual receptors are struck by photons of a wavelength of 850 nm. If a total energy of 3.15××10−14J is required to trip the signal, what is the minimum number of photons that must strike the receptor?
Subject: biology
Question: Cilia, fimbriae, and pili are all examples of structures used by microbes for __________.
Subject: mathematics
Question: Clayton walked 12 blocks to his mother’s house, 6 blocks to the gym, and 9 blocks to the grocery store before walking the last 3 blocks home. What was the total number of blocks that Clayton walked?
Subject: mathematics
Question: 28 inches to 3 feet
Subject: mathematics
Question: The mean age of graduate students at a University is at most 31 y ears with a standard deviation of two years. A random sample of 15 graduate students is taken. The sample mean is 32 years and the sample standard deviation is three years. Are the data significant at the 1% level? Thep-value is 0.0264. State the null and alternative hypotheses and interpret thep-value.
Subject: psychology
Question: The universal bank of ideas, images, and concepts that have been passed down through the generations from our ancestors refers to ________.
Subject: psychology
Question: The scientific method is often described as self-correcting and cyclical. Briefly describe your understanding of the scientific method with regard to these concepts.
Subject: biology
Question: Follow the path of ejaculated sperm from the vagina to the oocyte. Include all structures of the female reproductive tract that the sperm must travel through to reach the egg.
Subject: chemistry
Question: A metal with spacing between planes equal to 0.4164 nm diffracts X-rays with a wavelength of 0.2879 nm. What is the diffraction angle for the first order diffraction peak?
Subject: mathematics
Question: How long would it take for an energy-saving light bulb to consume 1 kW of power if the bulb is rated at 2.5 W? Round your answer to the nearest hour.
Subject: biology
Question: How did the scientific community learn that DNA replication takes place in a semi-conservative fashion?
Subject: political_science
Question: Which of the following is not one of the primary organs of the United Nations?
Subject: physics
Question: The current through a circular wire loop of radius 10 cm is 5.0 A. (a) Calculate the magnetic dipole moment of the loop. (b) What is the torque on the loop if it is in a uniform 0.20-T magnetic field such that \mu and B are directed at 30\text{°} to each other? (c) For this position, what is the potential energy of the dipole?
Subject: physics
Question: Integrated Concepts Riders in an amusement park ride shaped like a Viking ship hung from a large pivot are rotated back and forth like a rigid pendulum. Sometime near the middle of the ride, the ship is momentarily motionless at the top of its circular arc. The ship then swings down under the influence of gravity. The speed at the bottom of the arc is 23.4 m/s.(a) What is the centripetal acceleration at the bottom of the arc?(b) Draw a free body diagram of the forces acting on a rider at the bottom of the arc.(c) Find the force exerted by the ride on a 60.0 kg rider and compare it to her weight.(d) Discuss whether the answer seems reasonable.
Subject: economics
Question: A firm’s marginal cost curve above the average variable cost curve is equal to the firm’s individual supply curve. This means that every time a firm receives a price from the market it will be willing to supply the amount of output where the price equals marginal cost. What happens to the firm’s individual supply curve if marginal costs increase?
Subject: mathematics
Question: negative 3
Subject: chemistry
Question: Draw Lewis structures for pyridine and its conjugate acid, the pyridinium ion, C 5 H 5 NH + . What are the hybridizations, electron domain geometries, and molecular geometries about the nitrogen atoms in pyridine and in the pyridinium ion?
Subject: mathematics
Question: m^{2} + 6m = -109
Subject: nursing
Question: The client is prescribed a medication that stimulates acetylcholine. Which specific part of the nervous system would be affected?
Subject: business
Question: Go tohttps://www.usinflationcalculator.com/. How much money would it take today to purchase what one dollar would have bought in 1950, in 1975, and in your birth year?
Subject: economics
Question: Suppose the adult population over the age of 16 is 237.8 million and the labor force is 153.9 million (of whom 139.1 million are employed). How many people are “not in the labor force?” What are the proportions of employed, unemployed and not in the labor force in the population?Hint: Proportions are percentages.
Subject: physics
Question: Why is no sound heard by the observer when an object approaches him at a speed faster than that of sound?
Subject: physics
Question: Is it easier for scientists to find evidence for the Grand Unified Theory or the Theory of Everything? Explain.
Subject: biology
Question: Why can’t dogs catch the measles?
Subject: biology
Question: Both viroids and virusoids have a(n) _________ genome, but virusoids require a(n) _________ to reproduce.
Subject: economics
Question: What are the three main goals of macroeconomics?
Subject: anthropology
Question: What social relationships in your life are made possible and/or enhanced by the use of digital media? Would you have the same sorts of friends and/or romantic relationships without digital interaction? How would your relationships be different without digital media?
Subject: business
Question: What can happen if a new business does not have any kind of business plan? What if the business plan that was originally written is not effective after the business starts?
Subject: mathematics
Question: f \circ g = g \circ f, assuming _f_ and _g_ are functions.
Subject: mathematics
Question: Find the linear speed of a point on the equator of the earth if the earth has a radius of 3,960 miles and the earth rotates on its axis every 24 hours. Express answer in miles per hour. Round to the nearest hundredth.
Subject: psychology
Question: The quality and amount of ________, a lubricant that keeps our joints healthy, starts to decline by our 30s, which can lead to join stiffness over time.
Subject: chemistry
Question: Soccer is played with a round ball having a circumference between 27 and 28 in. and a weight between 14 and 16 oz. What are these specifications in units of centimeters and grams?
Subject: physics
Question: (a) How long can you rapidly climb stairs (116/min) on the 93.0 kcal of energy in a 10.0-g pat of butter? (b) How many flights is this if each flight has 16 stairs?
Subject: business
Question: A population has a mean of 48 and a standard deviation of 5. If it is sampled repeatedly with samples of size 36, what is the mean and standard deviation of the sample means?
Subject: biology
Question: Which of the following observations about a bacterium would distinguish it from the last eukaryotic common ancestor?
Subject: mathematics
Question: How many passengers are expected to travel between 401 and 500 miles and purchase first-class tickets?
Subject: psychology
Question: Neurulation is the process responsible for the formation of the:
Subject: history
Question: How did the abolitionist movement impact the women’s movement?
Subject: history
Question: Did violence and mistreatment of African Americans accelerate or limit the Great Migration?
Subject: business
Question: If someone willfully infringes your copyrighted work for commercial advantage or private financial gain, what may he or she also face?    A. Treble damages.   B. Criminal penalties of up to five years in prison for a first offense, and ten years for a second offense.   C. An order to publicly apologize for the infringement.
Subject: sociology
Question: McDonald’s restaurants are found in almost every country around the world. What is this an example of?
Subject: mathematics
Question: A church luncheon made $Ί. Adult tickets cost $10 each and children’s tickets cost $6 each. The number of children was 12 more than twice the number of adults. How many of each ticket were sold?
Subject: chemistry
Question: When rubidium ions are heated to a high temperature, two lines are observed in its line spectrum at wavelengths (a) 7.9××10−7m and (b) 4.2××10−7m. What are the frequencies of the two lines? What color do we see when we heat a rubidium compound?
Subject: physics
Question: What fundamental force does quantum chromodynamics describe?
Subject: philosophy
Question: What is a counterexample?
Subject: political_science
Question: Most ordinary laws require what percentage of the vote to pass?
Subject: business
Question: What are the key elements of the DuPont formula, and how do these components function to help analysts assess an organization?
Subject: physics
Question: Satellites designed to observe the radiation from cold (3 K) dark space have sensors that are shaded from the Sun, Earth, and Moon and that are cooled to very low temperatures. Why must the sensors be at low temperature?
Subject: biology
Question: Which method involves conversion of a microbe’s lipids to volatile compounds for analysis by gas chromatography?    A. FAME   B. proteomic analysis   C. MALDI-TOF   D. Lancefield group testing
Subject: nursing
Question: The nurse is caring for a client with newly diagnosed osteoporosis who was prescribed bisphosphonate. Which of the following should the nurse teach the client to avoid eating after taking the medication because it can interfere with the medication’s absorption?
Subject: sociology
Question: Social movements are:    A. disruptive and chaotic challenges to the government   B. ineffective mass movements   C. the collective action of individuals working together in an attempt to establish new norms beliefs, or values   D. the singular activities of a collection of groups working to challenge the status quo
Subject: physics
Question: The source of a generator’s electrical energy output is the work done to turn its coils. How is the work needed to turn the generator related to Lenz’s law?
Subject: chemistry
Question: Determine whether aqueous solutions of the following salts are acidic, basic, or neutral: (a) FeCl 3 (b) K 2 CO 3 (c) NH 4 Br (d) KClO 4
Subject: physics
Question: Integrated Concepts (a) Calculate the amount of microwave energy in joules needed to raise the temperature of 1.00 kg of soup from \text{20}\text{.}0º\text{C} to \text{100}\text{ºC} . (b) What is the total momentum of all the microwave photons it takes to do this? (c) Calculate the velocity of a 1.00-kg mass with the same momentum. (d) What is the kinetic energy of this mass?
Subject: mathematics
Question: Convert 74 to a base 12 number.
Subject: psychology
Question: Organizations such as the World Health Organization, the American Academy of Pediatrics, and UNICEF all recommend exclusively breastfeeding for the first ________ months of life.
Subject: business
Question: True or false? According to Milton Friedman, a company’s social responsibility consists solely of bettering the welfare of society.
Subject: computer_science
Question: How can you determine whether there is a culture of cross-training and collaboration between business and information technology professionals?
Subject: chemistry
Question: An important source of copper is from the copper ore, chalcocite, a form of copper(I) sulfide. When heated, the Cu2S decomposes to form copper and sulfur described by the following equation:Cu2S(s)⟶Cu(s)+S(s)Cu2S(s)⟶Cu(s)+S(s) (a) DetermineΔG°ΔG°for the decomposition of Cu2S(s). (b) The reaction of sulfur with oxygen yields sulfur dioxide as the only product. Write an equation that describes this reaction, and determineΔG°ΔG°for the process. (c) The production of copper from chalcocite is performed by roasting the Cu2S in air to produce the Cu. By combining the equations from Parts (a) and (b), write the equation that describes the roasting of the chalcocite, and explain why coupling these reactions together makes for a more efficient process for the production of the copper.
Subject: physics
Question: A 10-gauge copper wire has a cross-sectional area A = 5.26\ \text{mm}^{2} and carries a current of I = 5.00\ \text{A} . The density of copper is \rho = 8.95{\ \text{g/cm}}^{3} . One mole of copper atoms \left( {6.02\ \times \ 10^{23}\text{atoms}} \right) has a mass of approximately 63.50 g. What is the magnitude of the drift velocity of the electrons, assuming that each copper atom contributes one free electron to the current?
Subject: physics
Question: Describe what happens to the path of light when the light slows down as it passes from one medium to another?
Subject: physics
Question: Which of the following substances are fluids at room temperature and atmospheric pressure: air, mercury, water, glass?
Subject: physics
Question: A uniform rod of length _L_ and mass _M_ is held vertically with one end resting on the floor as shown below. When the rod is released, it rotates around its lower end until it hits the floor. Assuming the lower end of the rod does not slip, what is the linear velocity of the upper end when it hits the floor?
Subject: biology
Question: Which of the following would be a BCR?    A. CD4   B. MHC II   C. MHC I   D. IgD
Subject: computer_science
Question: When the Mozilla Foundation created Rust, C was already an established middle-level language. Why was it worth the effort for them to create an entirely new language? You may wish to consult online sources; if you do, cite them.
Subject: physics
Question: If a plot of displacement versus time is linear, what can be said about the acceleration?
Subject: biology
Question: How would muscle contractions be affected if skeletal muscle fibers did not have T-tubules?
Subject: business
Question: JJandKKare independent events.P(J|K)=0.3.P(J|K)=0.3.FindP(J).P(J).
Subject: psychology
Question: Describe the five stages of grief and provide examples of how a person might react in each stage.
Subject: mathematics
Question: Find the 90thpercentile for the sums.
Subject: physics
Question: What is the relationship between frequency and angular frequency?
Subject: mathematics
Question: **[T]** The temperature of Earth’s layers is exhibited in the table below. Use your calculator to fit a polynomial of degree 3 to the temperature along the radius of the Earth. Then find the average temperature of Earth. ( _Hint_ : begin at 0 in the inner core and increase outward toward the surface)  Layer | Depth from center (km) | Temperature °C°C   ---|---|---   Rocky Crust | 0 to 40 | 0   Upper Mantle | 40 to 150 | 870   Mantle | 400 to 650 | 870   Inner Mantel | 650 to 2700 | 870   Molten Outer Core | 2890 to 5150 | 4300   Inner Core | 5150 to 6378 | 7200   Source: http://www.enchantedlearning.com/subjects/astronomy/planets/earth/Inside.shtml
Subject: chemistry
Question: Doubling the concentration of a reactant increases the rate of a reaction four times. With this knowledge, answer the following questions: (a) What is the order of the reaction with respect to that reactant? (b) Tripling the concentration of a different reactant increases the rate of a reaction three times. What is the order of the reaction with respect to that reactant?
Subject: mathematics
Question: a rectangular solid with length 14 centimeters, width 4.5 centimeters, and height 10 centimeters
Subject: chemistry
Question: Polymers are large molecules composed of simple units repeated many times. Thus, they often have relatively simple empirical formulas. Calculate the empirical formulas of the following polymers: (a) Lucite (Plexiglas); 59.9% C, 8.06% H, 32.0% O (b) Saran; 24.8% C, 2.0% H, 73.1% Cl (c) polyethylene; 86% C, 14% H (d) polystyrene; 92.3% C, 7.7% H (e) Orlon; 67.9% C, 5.70% H, 26.4% N
Subject: physics
Question: A student in a physics laboratory observes a hydrogen spectrum with a diffraction grating for the purpose of measuring the wavelengths of the emitted radiation. In the spectrum, they observe a yellow line and find its wavelength to be 589 nm. (a) Assuming that this is part of the Balmer series, determine n_{\text{i}}, the principal quantum number of the initial state. (b) What is unreasonable about this result? (c) Which assumptions are unreasonable or inconsistent?
Subject: history
Question: Which of the following isnotan example of social justice Progressivism? anti-liquor campaignsreferendumsworkplace safety initiativesimprovements in education
Subject: physics
Question: (a) How much power is dissipated in a short circuit of 220-V AC through a resistance of 0\text{.}\text{250}\ \Omega ? (b) What current flows?
Subject: business
Question: Through which of the following means do patents also promote knowledge sharing?    A. To get a patent, inventors must disclose the secrets of their inventions.   B. Patents represent the world’s greatest library of technical knowledge.   C. Innovators keep up with technical trends by reading other inventors’ patents.   D. All of the above.
Subject: physics
Question: What effect does capillary action have on the reading of a manometer with uniform diameter? Explain your answer.
Subject: mathematics
Question: \left( {n - 6} \right)\left( {n^{2} - 5n + 4} \right)
Subject: psychology
Question: Which of the following can influence pain perception?
Subject: nursing
Question: A nurse is instructing a client being discharged with a prescription for diphenoxylate with atropine. Which of the following instructions should be given to the client?
Subject: history
Question: Which of the following films released in 1927 was the first successful talking motion picture?    A. _The Clansman_   B. _The Great Gatsby_   C. _The Jazz Singer_   D. _The Birth of a Nation_
Subject: mathematics
Question: r = \frac{4}{3 - 2\ \text{cos}\ \theta}
Subject: psychology
Question: As a field, social psychology focuses on ________ in predicting human behavior.
Subject: physics
Question: (a) Find the momentum of a 1\text{.}{\text{00} \times \text{10}^{9}}\ \text{kg} asteroid heading towards the Earth at \text{30.0 km/s} . (b) Find the ratio of this momentum to the classical momentum. (Hint: Use the approximation that {\gamma = {1 + (}}{1/2}){v^{2}/c^{2}} at low velocities.)
Subject: biology
Question: Exercise can trigger symptoms of AMS due to which of the following?
Subject: physics
Question: What did the Cavendish experiment measure?
Subject: psychology
Question: Explain the process by which a child learns to self-feed. What existing fine motor skills are needed?
Subject: business
Question: LO14.2Why would a company repurchase its own stock?
Subject: biology
Question: The _______ is used to serologically identify _Streptococcus pneumoniae_ isolates.
Subject: biology
Question: Why is foot care extremely important for people with diabetes mellitus?
Subject: physics
Question: Take the ratio of relativistic rest energy, {E = {\gamma mc}^{2}}\text{mc}^{2} , to relativistic momentum, {p = \gamma}\text{mu} , and show that in the limit that mass approaches zero, you find {E/p} = c .
Subject: psychology
Question: The enzyme that breaks down acetylcholine into choline and an acetyl group after release from motoneurons is called:
Subject: mathematics
Question: Which distribution should you use for this problem?
Subject: psychology
Question: Which of the following is a characteristic of endogenous attention?
Subject: biology
Question: Why is afterload important to cardiac function?
Subject: business
Question: What is a sales contract?
Subject: astronomy
Question: If you were to drive to some city south of your current location, how would the altitude of the celestial pole in the sky change?
Subject: business
Question: What was the first antitrust law enacted?.
Subject: physics
Question: An AC appliance cord has its hot and neutral wires separated by 3.00 mm and carries a 5.00-A current. (a) What is the average force per meter between the wires in the cord? (b) What is the maximum force per meter between the wires? (c) Are the forces attractive or repulsive? (d) Do appliance cords need any special design features to compensate for these forces?
Subject: business
Question: LO2.1Define the termstakeholders. Identify two stakeholder groups, and explain how each group might use the information contained in the financial statements.
Subject: psychology
Question: If someone wanted to become a psychology professor at a 4-year college, they would probably need a ________ degree in psychology.
Subject: business
Question: Big Box Store Inc. had days’ sales in inventory of 30, 32, and 34 for the last three years. Small Box Store Inc. had days’ sales in inventory of 40, 38, and 36 for the last three years. What can you infer about the inventory management for the two companies based on this information? Which company is performing better?
Subject: mathematics
Question: m = \frac{3}{5}, point \left( {10,6} \right)
Subject: mathematics
Question: How many games would be played with 10 teams using a round-robin tournament?
Subject: physics
Question: The units of amplitude are the same as those for which of the following measurements?
Subject: physics
Question: Suppose that \mathbf{\overset{\rightarrow}{S}}_{\text{avg}} for sunlight at a point on the surface of Earth is {900\ \text{W/m}}^{2} . (a) If sunlight falls perpendicularly on a kite with a reflecting surface of area 0.75\ \text{m}^{2} , what is the average force on the kite due to radiation pressure? (b) How is your answer affected if the kite material is black and absorbs all sunlight?
Subject: biology
Question: Your friend believes that prokaryotes are always detrimental and pathogenic. How would you explain to them that they are wrong?
Subject: computer_science
Question: What is the difference between analysis and design models and implementation patterns?
Subject: economics
Question: How would direct subsidies to key industries be preferable to tariffs or quotas?
Subject: biology
Question: Plants that flower once in their lifetime are known as ________.