The Following Reaction Is Nonspontaneous at 25°C:
Cu₂O(s) $\rarr$ 2Cu(s)+ ¹/₂O₂(g) $\Delta$

question 104

Short Answer

The following reaction is nonspontaneous at 25°C:
Cu₂O(s) $\rarr$ 2Cu(s)+ ¹/₂O₂(g), $\Delta$ G° = 141 kJ/mol
If $\Delta$ S° = 75.8 J/K·mol, what is the lowest temperature at which the reaction will be spontaneous?

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