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1. |
Find out whether the following reaction is spontaneous or not at 127 degrees centigrade? N2(g) + 3H2(g) ( rightleftharpoons ) 2NH3(g); H = 92.22 kJ/mol and S = -198.75 J/K-mol. |
A. | it is spontaneous |
B. | it is not spontaneous |
C. | it may be spontaneous |
D. | cannot predict |
Answer» C. it may be spontaneous | |