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物质的化学变化

> 下列家庭小实验中不涉及化学变化的是 A.将食醋倒入碎鸡蛋壳中检验鸡蛋壳的成分 B.用燃着的蜡烛和冷碟子自制炭黑 C.用糯米、酒曲和水制甜酒酿 D.用铅笔芯做导电性实验

问题：

发布时间：2024-09-12

下列家庭小实验中不涉及化学变化的是

A.将食醋倒入碎鸡蛋壳中检验鸡蛋壳的成分
B.用燃着的蜡烛和冷碟子自制炭黑
C.用糯米、酒曲和水制甜酒酿
D.用铅笔芯做导电性实验

参考答案：

提问用户：eH***Cdy

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