Mg(OH)₂ 的物质的量是多少(Mg(OH)₂ 的摩尔质量为 ):
Answer and explanation
Correct answer: C.
其他选项为什么不对: 代入检验,、、都与算出的 不符。
- Step 1: 。
- Step 2: 。
Answer
.
Practise more 物质的量.
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Correct answer: C.
Free questions with an explanation for every one, and full timed Gaokao mock tests.