Using the entropy values in the table below, what is the change in standard entropy, D S , for the following reaction?
2 CH₃ OH (g) + 3 O₂(g) 2 CO₂ (g) + 4 H₂ O (g) Substance S (J/mol K) CH₃ OH (
) 126.8 CH₃ OH (g) 237.6 O₂(g) 205.0 CO₂ (g) 213.6 H₂ O (g) 188.83 H₂ O (
) 69.91
A) D S ° = - 383.4 J/mol × K
B) D S ° = - 161.8 J/mol × K
C) D S ° = - 40.2 J/mol × K
D) D S ° = 92.3 J/mol × K
E) D S ° = 313.9 J/mol × K
Correct Answer:
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