(1)将20gH小2(氢气)、O小2(氧气)、N小2(氮气)的混合气体点燃,完全反应后生成18g水,则剩余气体不能是( ).A)N小2(氮气)和H小2(氢气)B)O小2(氧气)和N小2(氮气)C)2gN小2(2g氮气)D
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![(1)将20gH小2(氢气)、O小2(氧气)、N小2(氮气)的混合气体点燃,完全反应后生成18g水,则剩余气体不能是( ).A)N小2(氮气)和H小2(氢气)B)O小2(氧气)和N小2(氮气)C)2gN小2(2g氮气)D](/uploads/image/z/7651264-40-4.jpg?t=%281%29%E5%B0%8620gH%E5%B0%8F2%EF%BC%88%E6%B0%A2%E6%B0%94%EF%BC%89%E3%80%81O%E5%B0%8F2%EF%BC%88%E6%B0%A7%E6%B0%94%EF%BC%89%E3%80%81N%E5%B0%8F2%EF%BC%88%E6%B0%AE%E6%B0%94%EF%BC%89%E7%9A%84%E6%B7%B7%E5%90%88%E6%B0%94%E4%BD%93%E7%82%B9%E7%87%83%2C%E5%AE%8C%E5%85%A8%E5%8F%8D%E5%BA%94%E5%90%8E%E7%94%9F%E6%88%9018g%E6%B0%B4%2C%E5%88%99%E5%89%A9%E4%BD%99%E6%B0%94%E4%BD%93%E4%B8%8D%E8%83%BD%E6%98%AF%EF%BC%88+%EF%BC%89.A%EF%BC%89N%E5%B0%8F2%EF%BC%88%E6%B0%AE%E6%B0%94%EF%BC%89%E5%92%8CH%E5%B0%8F2%28%E6%B0%A2%E6%B0%94%EF%BC%89B%29O%E5%B0%8F2%EF%BC%88%E6%B0%A7%E6%B0%94%EF%BC%89%E5%92%8CN%E5%B0%8F2%EF%BC%88%E6%B0%AE%E6%B0%94%EF%BC%89C%292gN%E5%B0%8F2%EF%BC%882g%E6%B0%AE%E6%B0%94%EF%BC%89D)
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