作者vicboyso (Vic)
看板TransBioChem
标题[化学] 热化学问题
时间Mon Jun 15 00:21:49 2009
Which of the following involve(s) in an increase in the enthropy of the system
(A) grindind a large crystal of KCl to power
(B) Br(g)-->Br(l)
(C) O2(298K)--> O2(373K)
(D) NH3(1atm . 298K) --> NH3(3atm . 298K)
(E) mixing benzene with teluence (Both have simller intermolcular forces)
可以请问板上的板友 哪一个答案才是正解呢?
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1F：推 funkabc:A C E 06/15 00:32
2F：推 funkabc: B l->g D 需压力变小(体积增大) 06/15 00:36