仅供个人参考物质的量1若某原子的摩尔质量是gmol1,则一个该原子的真实质量是()AgBgCgDg2若50滴水正好是mL,则1滴水所含的分子数是()For personal use only in study and research; not for commercial useA50186.021023B6.021023C6.021023D3在标准状况下,若L甲烷中含有的氢原子个数为,则阿伏加德罗常数可表示为()For personal use only in study and research; not for commercial useABCD4有一真空瓶质量为,该瓶充入空气后质量为。在相同状况下,若改为充入某气体A时,总质量为。则A的相对分子质量是()A29B29For persona