题干

对于化学反应进行方向的确定,下列说法中正确的是 (    )

A:温度、压强一定时,放热且熵减小的反应一定能自发进行

B:温度、压强一定时,焓因素和熵因素共同决定一个化学反应的方向

C:反应焓变是决定反应能否进行的唯一因素

D:固体的溶解过程与熵变无关

上一题 下一题 0.0难度 选择题 更新时间:2019-05-23 11:10:58

答案(点此获取答案解析)

B

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