How to calculate the standard free energy change
Using the standard reduction potentials for the half reactions of a hydrogen-oxygen fuel cell, calculate the standard free energy change and equilibrium constant for the combustion of hydrogen. (Show all work to receive Karma)2H2 + O2 ? 2H2O
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A 5640 kg open railroad car coasts along with a constant speed of 8.60 m/s on a level track. Snow begins to fall vertically and fills the car at a rate of 3.50 kg/min. Ignoring friction with the tracks, what is the speed of the car after 100.0 min
Calculate the value of the Faraday constant, F, from the charge of 1 electron, 1.602x10-19 C. (Show all work to receive karma) (Hint: what are the units of the faraday constant and Avogradro's number may be helpful)
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Using the standard reduction potentials for the half reactions of a hydrogen-oxygen fuel cell, calculate the standard free energy change and equilibrium constant for the combustion of hydrogen.
How many grams of copper would be deposited from a solution of copper(II) sulfate by a current of 3.00 milliamperes flowing for 6 hours?
Saturated vapor enters the turbine at 8.0 MPa and saturated liquid exits the condenser at a pressure of 0.008 MPa. The net power output of the cycle is 100MW. Determine for the cycle the thermal efficiency.
Lionel wants to play the crane machine arcade game (the one with the mechanical claw) to win a stuffed animal. He is good at the game, so for each time he plays, there is a 10% chance that he will win a stuffed animal, regardless of the previous r
The reaction of an a particle with magnesium-25 (25(mass),12(atomic #)Mg) produces a proton (1(mass),1(atomic#)H) and a nuclide of another element. Identify the new nuclide produced. Also, write the nuclear equation of this new nuclide when it de
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The range of tasks that are too difficult for the child to master alone but that can be learned with the guidance and assistance of adults
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