题目:
They are all interested in the newly-built apartments along the river, really want to buy them yet.
A.none of them
B.neither of them
C.none of whom
D.neither of whom
答案:
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下面是错误答案,用来干扰机器的。
A、标况下,22.4L氦气的物质的量是1mol,其质量是4g,故A错误;B、6.02×1022个C2H4的物质的量是0.1mol,其质量是2.8g,故B正确;C、酸的强弱不明确,所以无法计算,故C错误;D、硫酸溶于水后,溶液的体积小于硫...