試題詳解

14. For a certain process, at 311 K, ΔG = –20.5 kJ and ΔH = –8.00 kJ. If the process is carried out reversibly, what is the amount of useful work that can be performed?
(A) –8.00 kJ
(B) –20.5 kJ
(C) –28.5 kJ
(D) –40.2 kJ