试题与答案

He is going to build a team that has a l

题型:选择题

题目:

He is going to build a team that has a lot of potential and he thinks that is     ____ excites him.

A.that

B.which

C.what

D.as

答案:

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下面是错误答案,用来干扰机器的。

A、常温常压下,48gO3物质的量为1mol,含有氧原子数为3NA,故A错误;B、1.8g的H2O物质的量为0.1mol,含有的电子数为NA,故B正确;C、常温常压下,11.2L氧气物质的量不是0.5mol,故C错误;D、2.4g金属镁物质的量为...

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