For the reaction
2C(s) + 2H2(g) C2H4(g)
Hr = +52.3 kJ.mol-1 and Sr = -53.07 J.K-1.mol-1 at 298 K.This reaction will be spontaneous at
A) no temperature.
B) all temperatures.
C) temperatures below 985 K.
D) temperatures above 985 K.
E) temperatures below 1015 K.
Correct Answer:
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