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352 solutions

Gibbs Free Energy

Q. Calculate the value of the thermodynamic equilibrium constant for the following reactions at 25.0 °C.

Solved • Dec 4, 2019

Gibbs Free Energy

Q. Aluminum oxidizes rather easily, but forms a thin protective coating of Al2O3 that prevents further oxidation of the aluminum beneath. Use the data for ΔH°f and S° to calculate ΔG°f for Al2O3(s) in kJ mol-1.

Solved • Dec 4, 2019

Gibbs Free Energy

Q. For this reaction at 25 C, dH = -1854 kJ and dS = -236 J K^-1. CH3COCH3(g)+4O2(g)-->3CO2(g)+3H2O(l). What is the value of dG for this reaction?

Solved • Dec 4, 2019

Gibbs Free Energy

Q. Which of the relationships is(are) true about water boiling in a container that is open to the atmosphere?

Solved • Dec 4, 2019

Gibbs Free Energy

Q. Methanol, a potential replacement for gasoline as an automotive fuel, can be made from H2 and CO by the reaction CO(g) + H2(g) <-> CH3OH(g). At 500.0 K, this reaction has a Kp = 6.25x10-3. Calculate the ΔG°500 for this reaction in units of kilojoules.

Solved • Dec 3, 2019

Gibbs Free Energy

Q. Using the values provided below, calculate K at 25°C for the reaction:

Solved • Dec 3, 2019

Gibbs Free Energy

Q. Which one of the following statements is true about the equilibrium constant for a reaction if ΔG° < 0? Group of answer choices K = 1 K = 0 K < 1 K = Q K > 1

Solved • Dec 3, 2019