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Question

For the reaction:

SrCO₃ (s)  SrO(s) + O₂ (g)  at 1 atm pressure, the values H and S are both positive, and the process is spontaneous at high temperature. Which of the following statements about true?

A) G at room temperature is negative

B) The reverse reaction is endothermic

C) The process is exothermic at high temperature and endothermic at room temperature

D) The reverse reaction is nonspontaneous at room temperature

E) The change in entropy is the driving force for the reaction