下列变化过程中，只发生物理变化的是_刷题宝

题干

下列变化过程中，只发生物理变化的是（）

A：钢铁生锈

B：冰雪融化

C：石油燃烧

D：水的电解

上一题下一题 0.0难度选择题更新时间:2013-06-20 05:18:49

答案(点此获取答案解析）

B

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