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化学
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water can be changed into ice .
为什么不是water can changed into ice .为什么是被动,物态变化不是主动的吗?
人气:334 ℃ 时间:2019-12-09 21:46:49
解答
不是的,
水不能自发成为冰.
根据化学知识解释就是,
自发反应都是熵增的反应,
水变成冰,无序程度减少,空间结构稳定,
是熵减反应.
所以不能自发.
因此,必需在温度低于0摄氏度下,水才能成冰.
需要外界一定的条件,
所以应该是被动的.
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