Problem: Which statement best describes the following endothermic reaction? C2H6(g) → C2H4(g) + H2(g) This reaction is ________. a. spontaneous at all temperatures b. spontaneous only at a high temperature c. spontaneous only at a low temperature d. nonspontaneous at all temperatures e. more information is needed to accurately describe the spontaneity of the reaction  

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Which statement best describes the following endothermic reaction?

C2H6(g) → C2H4(g) + H2(g)

This reaction is ________.

a. spontaneous at all temperatures

b. spontaneous only at a high temperature

c. spontaneous only at a low temperature

d. nonspontaneous at all temperatures

e. more information is needed to accurately describe the spontaneity of the reaction

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Based on our data, we think this problem is relevant for Professor Daly's class at ARIZONA.