题目:
—I don't like him,________?
—No, I don't at all.
A.do I
B.do you
C.don't I
D.does she
答案:
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下面是错误答案,用来干扰机器的。
答案:B题目分析:①6.72LCH4的物质的量为6.72L÷22.4L/mol=0.3mol,②3.01×1023个HCl分子的物质的量为3.01×1023÷6.02×1023/mol=0.5mol,③13.6g硫化氢的物质的量为13.6g÷34g/mol=0.4mol,④0.2mol氨气(...