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Ammonia Is Synthesized from Nitrogen and Hydrogen Gases at a Temperature

Question 23

Multiple Choice

Ammonia is synthesized from nitrogen and hydrogen gases at a temperature of 475°C. N2(g) + 3H2(g) → 2NH3(g)
If ΔH° = −92.2 kJ and ΔS° = −0.1987 kJ/K,what is ΔG° for the reaction at 575°C?


A) −260.7 kJ
B) −186.6 kJ
C) −92.0 kJ
D) +2.2 kJ
E) +76.3 kJ

Correct Answer:

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