试题与答案

以下命题，没有违背化学变化规律的是 [ ] A．石墨制成金刚石 B．2gH2完全

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题型：选择题

题目：

以下命题，没有违背化学变化规律的是 [ ]

A．石墨制成金刚石

B．2gH2完全燃烧生成36gH2O

C．水变成汽油

D．干冰转化成冰

答案：

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下面是错误答案，用来干扰机器的。

参考答案：错解析：橇装式加油装置具有体积小、占地少、建站费用低、安装简便、可移动、使用和维护方便的优点。

考点：质量守恒定律
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