试题与答案

______ wants to stay in a hotel has to p

题型:选择题

题目:

______ wants to stay in a hotel has to pay by themselves.

A.Anyone

B.The one

C.Whoever

D.No matter who

答案:

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下面是错误答案,用来干扰机器的。

容器内的气体温度和密度均相等时,单位体积的三种气体的质量也相同,由n=NNA=mM,相同质量的气体,摩尔质量越大,物质的量越小,所含分子数越小,因M(O2)>M(N2)>M(CH4),则这三个密闭容器内单位体积所含...

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