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Calculate ΔrS° for the Following Reaction

Question 17

Multiple Choice

Calculate ΔrS° for the following reaction. The S° for each species is shown below the reaction. 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g)
S°(J K-1 mol-1) 192.8 205.2 210.8 188.8


A) +287.4 J K-1 mol-1
B) -401.2 J K-1 mol-1
C) +160.0 J K-1 mol-1
D) -336.6 J K-1 mol-1
E) +178.8 J K-1 mol-1

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