Browse W
Alphabetical listing with fast deep pagination.
66619 items • Page 385 / 1333
When ammonia (NH_3) reacts with fluorine, the products are gaseous dinitrogen te
When ammonia (NH_3) reacts with fluorine, the products are gaseous dinitrogen tetrafluoride (N_2F_4) and hydrogen fluoride (HF). Express your answer as a chemical equation. Identi…
When ammonia gas is dissolved in water, a basic solution of \"ammonium hydroxide
When ammonia gas is dissolved in water, a basic solution of "ammonium hydroxide" (NH4+(aq) and OH (aq)) forms. Which of the following correctly describes the solubility of ammonia…
When ammonia gas is dissolved in water, a basic solution of \"ammonium hydroxide
When ammonia gas is dissolved in water, a basic solution of "ammonium hydroxide" (NH4+(aq) and OH (aq)) forms. Which of the following correctly describes the solubility of ammonia…
When ammonium chloride (NH4Cl) is dissolved in water, the solution becomes colde
When ammonium chloride (NH4Cl) is dissolved in water, the solution becomes colder. Part A Is the dissolution of ammonium chloride endothermic or exothermic? SubmitMy AnswersGive U…
When ammonium chloride crystals are dissolved in water, the temperature of the w
When ammonium chloride crystals are dissolved in water, the temperature of the water decreases. The temperature change indicates that the solution process is (endothermic/exotherm…
When ammonium chloride is dropped into water, the temperature of the solution is
When ammonium chloride is dropped into water, the temperature of the solution is less than the initial temperatures. 4. c. What is happening to the entropy and enthalpy during thi…
When ammonium chloride is dropped into water, the temperature of the solution is
When ammonium chloride is dropped into water, the temperature of the solution is less than the initial temperatures. 4. c. What is happening to the entropy and enthalpy during thi…
When ammonium nitrate dissolves in water, the solution becomes cold. NH_4NO_3(s)
When ammonium nitrate dissolves in water, the solution becomes cold. NH_4NO_3(s) rightarrow NH^+_4 (aq) + NO^-_3 (aq) We can conclude the following: a. Delta H degree is + and Del…
When an AC source is connected across a 22.0 resistor, the output voltage is giv
When an AC source is connected across a 22.0 resistor, the output voltage is given by v = (120 V)sin(70t). Determine the following quantities. Part (e): Find the current when t = …
When an API\'s data structure does not fit well with an angular app, I am trying
When an API's data structure does not fit well with an angular app, I am trying to determine the best-practice in my specific design and implementation for converting it to a usab…
When an LBO sponsor wishes to exit its investment in 5 years, one way to find th
When an LBO sponsor wishes to exit its investment in 5 years, one way to find the equity value of a company at the LBO sponsor’s exit year is to: a.Use an Enterprise Value/Sales m…
When an R L C series circuit is connectedto a 120 V rms, 61 Hz line, the rmscurr
When an RLC series circuit is connectedto a 120 V rms, 61 Hz line, the rmscurrent in the circuit is 10.8 A and thecurrent leads the line voltage by 45°. (a) Find the average power…
When an RLC series circuit is connected to a 120 V rms, 60 Hz line, the rms curr
When an RLC series circuit is connected to a 120 V rms, 60 Hz line, the rms current in the circuit is 11 A and this current leads the line voltage by 45 degrees. (a) Find the aver…
When an RLC series circuit is connected to a 120 V rms, 60 Hz line, the rms curr
When an RLC series circuit is connected to a 120 V rms, 60 Hz line, the rms current in the circuit is 11 A and this current leads the line voltage by 45 degrees. (a) Find the aver…
When an accounting change is reportedunder the retroactive approach, account bal
When an accounting change is reportedunder the retroactive approach, account balances in the generalledger: 1) Are notadjusted. 2) Are closed out andthen updated. 3) Are adjusted …
When an acid name ends in -ic acid, there is often a related acid whose name end
When an acid name ends in -ic acid, there is often a related acid whose name ends in -ous acid. The formula of the -ous acid has one less oxygen atom than that of the -ic acid. Wi…
When an action potential from a motor neuron arrives at the neuromuscular juncti
When an action potential from a motor neuron arrives at the neuromuscular junction (NMJ), a series of events occurs that leads to muscle contraction. Which of the following events…
When an action potential is generated, depolarization occurs along the length of
When an action potential is generated, depolarization occurs along the length of the axon. What happens during depolarization? a. The inside of the axon membrane becomes negativel…
When an action potential reaches the end of sending neuron’s axon, the signal tu
When an action potential reaches the end of sending neuron’s axon, the signal turns from electrical to chemical, as the neurotransmitter is released. Drugs often affect these neur…
When an action potential reaches the nerve terminal: neurotransmitter molecules
When an action potential reaches the nerve terminal: neurotransmitter molecules are released from the nerve terminal, bind to and open the potassium channels on the cell body of t…
When an additional independent variable is added to a regression analysis, which
When an additional independent variable is added to a regression analysis, which of the following could be indications of multicollinear independent variables? E) A drop in R-squa…
When an aircraft or an automobile is moving through the atmosphere, it must over
When an aircraft or an automobile is moving through the atmosphere, it must overcome a force called drag that works against the motion of the vehicle. The drag force can be expres…
When an aircraft passes through a thick cloud, there would be a significant pres
When an aircraft passes through a thick cloud, there would be a significant pressure difference on the upper and the lower surfaces of he aircraft. This pressure difference result…
When an aircraft returns to the aircraft carrier and lands, it goes from 264.5 m
When an aircraft returns to the aircraft carrier and lands, it goes from 264.5 mph to 0 mph in 2.1 seconds. What is the acceleration in this case (in m/s/s)? CAUTION: Think about …
When an alcohol (substrate) is placed in an excess equimolar amounts of chloride
When an alcohol (substrate) is placed in an excess equimolar amounts of chloride ions and bromide ions in acid media the corresponding alkyl halides are obtained. The ratio of the…
When an alkene is added to a test tube containing red-brown colored bromine solu
When an alkene is added to a test tube containing red-brown colored bromine solution, it turns colorless even at room temperature. What happens when an alkane is added to the red-…
When an all and dissolves in an organic solvent 1.covalent bonds within each alk
When an all and dissolves in an organic solvent 1.covalent bonds within each alkane molecule dissociate 2.covalent bonds between alkane molecules dissociate 3. Secondary intermole…
When an alpha particle (a^4 He nucleus) scatters from another nucleus in a very
When an alpha particle (a^4 He nucleus) scatters from another nucleus in a very energetic, head-on collision, the two objects can get quite close together. This so-called "distanc…
When an alpha particle is emitted from an unstable nucleus, what happens to the
When an alpha particle is emitted from an unstable nucleus, what happens to the atomic number of the nucleus? When an alpha particle is emitted from an unstable nucleus, what happ…
When an aluminum bar is temporarily connected between a hot reservoir at 760 K a
When an aluminum bar is temporarily connected between a hot reservoir at 760 K and a cold reservoir at 258 K, 2.40 kJ of energy is transferred by heat from the hot reservoir to th…
When an aluminum bar is temporarily connected between a hot reservoir at 790 K a
When an aluminum bar is temporarily connected between a hot reservoir at 790 K and a cold reservoir at 318 K, 2.30 kJ of energy is transferred by heat from the hot reservoir to th…
When an aluminum can finally disintegrate-after about 100 years- what is the mos
When an aluminum can finally disintegrate-after about 100 years- what is the most likely chemical product? Why is it more advantageous to recycle aluminum as opposed to coal or oi…
When an aluminum ring is placed on ring launcher so that it surrounds the coil,
When an aluminum ring is placed on ring launcher so that it surrounds the coil, it flies upward when a AC current is applied to the coil. This does not occur when the intact ring …
When an aluminum ring is placed on ring launcher so that it surrounds the coil,
When an aluminum ring is placed on ring launcher so that it surrounds the coil, it flies upward when a AC current is applied to the coil. This does not occur when the intact ring …
When an ambulance is stationary, the siren gives off a sound at a frequency of 5
When an ambulance is stationary, the siren gives off a sound at a frequency of 500Hz. In answering the following questions assume that the speed of sound is 340 m/s. a.) What is t…
When an analyst arrives at a cost of capital for an upcoming project and that co
When an analyst arrives at a cost of capital for an upcoming project and that cost of capital is based on the cost of capital for another firm which operates similarly to your pro…
When an animal jm the tion be grea ea by as the lenerh(a) What is the e would in
When an animal jm the tion be grea ea by as the lenerh(a) What is the e would increase by 1 000 and equal to uscles into between). The maximum force of fonce scle is this force ti…
When an antibiotic is first introduced, it is very effective for treating infect
When an antibiotic is first introduced, it is very effective for treating infections. With increasing use of the antibiotic, the effectiveness declines and eventually the antibiot…
When an apple falls from the tree, its potential energy is converted into kineti
When an apple falls from the tree, its potential energy is converted into kinetic energy; as it hits the ground, its kinetic energy is converted into heat. Which law of thermodyna…
When an aqueous solution of 7.00 g of BaCl 2 was added to an aqueous solution of
When an aqueous solution of 7.00 g of BaCl2 was added to an aqueous solution of 5.25 g of K2SO4, a white precipitate formed. After filtering and drying the precipitate, 6.85 g of …
When an aqueous solution of an organic compound is shaken with an immiscible org
When an aqueous solution of an organic compound is shaken with an immiscible organic solvent, such as diethyl ether, the solute distributes itself between the two phases. When the…
When an aqueous solution of an organic compound is shaken withan immiscible orga
When an aqueous solution of an organic compound is shaken withan immiscible organic solvent, such as diethyl ether, the solutedistributes itself between the two phases. When the t…
When an aqueous solution of hydroiodic acid, HI(aq), and an aqueous solution of
When an aqueous solution of hydroiodic acid, HI(aq), and an aqueous solution of ammonium carbonate, (NH42CO (aq), are combined, the gas carbon dioxide, CO2(g), is released from so…
When an arbitration outcome is binding that means The employee is required to su
When an arbitration outcome is binding that means The employee is required to submit any dispute an impartial arbitrator as a condition of employment at the company The employee h…
When an archerfish is hunting, its body shape allows it toswim very close to the
When an archerfish is hunting, its body shape allows it toswim very close to the water surface and look upward withoutcreating a disturbance. The fish can then bring the tip of it…
When an arm is held outstretched with palm upward, the force to keep the arm fro
When an arm is held outstretched with palm upward, the force to keep the arm from falling comes from the deltoid muscle. Assume that the arm has mass 5.0 kg , that the deltoid is …
When an array is passed as a (normal) parameter to a method, modifying the eleme
When an array is passed as a (normal) parameter to a method, modifying the elements of the array from inside the method will result in a change to those array elements as seen fro…
When an array is passed to a function, it is actually the array that is passed.
When an array is passed to a function, it is actually the array that is passed. starting memory address of a copy of all the values in the value stored in the first element of the…
When an artery gets a constricted region due to plaque, how does the pressure in
When an artery gets a constricted region due to plaque, how does the pressure in the region compare to the pressure in an unconstricted region adjacent? Since this is a closed sys…
When an artery gets a constricted region due to plaque, how does the pressure in
When an artery gets a constricted region due to plaque, how does the pressure in this region compare to the pressure in an unconstricted region adjacent? A) Since this is a closed…