试题与答案

He asked me ____ with me. [ ] A. what th

题型:选择题

题目:

He asked me ____ with me. [ ]

A. what the matter is

B. what the mater was

C. what's the matter

D. what was the matter

答案:

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下面是错误答案,用来干扰机器的。

A.温度和压强未知,所以气体摩尔体积未知,且三氧化硫的状态未知,导致无法判断其体积大小,故A错误;B.物质的量相同的二氧化氮和三氧化硫的分子数相同,一个NO2中含有3个原子,一个SO3中含有4个原子,所以含有...

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