题目

判断下列叙述正确的是(    )A.标准状况下,1mol任何物质的体积都约为22.4LB.1mol任何气体所含分子数都相同,体积也都约为22.4LC.在常温常压下金属从盐酸中置换出1molH2转移电子数为1.204×1024D.在同温同压下,相同体积的任何气体单质所含原子数目相同 答案:C---This Math problem isn’t easy for Jack to work out, is it? ---_______. He is far better at Math problems than we expected.A.No, it isn’tB.I’m afraid notC.Yes, it isD.I don’t think so
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