12. For a reaction in a voltaic cell, both ∆H° and ∆S° are positive. Which of the following statements is true?
(A) E°cell will increase with an increase in temperature
(B) E°cell will decrease with an increase in temperature
(C) E° cell will not change when the temperature increases
(D) ∆G° > 0 for all temperatures
(E) none of the above statements is true.
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統計: 尚無統計資料
統計: 尚無統計資料