下列现象不能用质量守恒定律解释的是

题干

下列现象不能用质量守恒定律解释的是（）

A：纸燃烧化为灰烬，灰烬的质量比纸的质量小

B：镁条燃烧，生成物的质量比镁条的质量大

C：1g水蒸发生成1g水蒸气

D：蜡烛燃烧后质量减小

上一题下一题 0.0难度选择题更新时间:2018-04-23 01:10:21

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C

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题干

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