2. Consider the reaction below. 4NH3 (g) + 5O₂ (g) - 4NO (g) + 6H₂O (g) a. Using the provided AGf values, calculate AG° for the above reaction at 25 °C. Species AG (kJ/mol) NH3) NO (g) H₂O -16.5 87.6 -228.6 b. Is the reaction spontaneous at 25 °C? c. What is the sign of the change in entropy for the reaction?

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter16: Spontaneity Of Reaction
Section: Chapter Questions
Problem 64QAP: Consider the reaction N2O(g)+NO2(g)3NO(g)K=4.41019 (a) Calculate G for the reaction at 25C. (b)...
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2.
Consider the reaction below.
4NH3(g) + 5O₂ (g)
4NO (g) + 6H₂O (g)
a. Using the provided AGf values, calculate AG° for the above reaction at 25 °C.
Species AG (kJ/mol)
NH3)
NO(g)
H₂O
-16.5
87.6
-228.6
b. Is the reaction spontaneous at 25 °C?
c. What is the sign of the change in entropy for the reaction?
Transcribed Image Text:2. Consider the reaction below. 4NH3(g) + 5O₂ (g) 4NO (g) + 6H₂O (g) a. Using the provided AGf values, calculate AG° for the above reaction at 25 °C. Species AG (kJ/mol) NH3) NO(g) H₂O -16.5 87.6 -228.6 b. Is the reaction spontaneous at 25 °C? c. What is the sign of the change in entropy for the reaction?
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