12. One mole of an ideal gas at 25°C is expanded isothermally and reversibly from 125.0 L to 250.0 L. Which statement is correct?
(A)616919dedffda.jpg
(B) 616919e9a682c.jpg = Rln2
(C) 616919f7936dd.jpg = 0
(D) 616919fed06e3.jpg = 0

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統計： 尚無統計資料