Chỉ giúp mình bài này với ạ. Mình vote 5sao. Mãi iuu <33 Câu 1: Tính tỉ khối của các khí trong các trường hợp sau: a) Khí CO đối với khí N2. b) Khí CO2 đối với khí O2. c) Khí N2 đối với khí H2. d) Khí CO2 đối với N2. e) Khí H2S đối với H2. Câu 2: Tính tỉ khối của các khí đối với không khí: a) Khí N2. b) Khí CO2. c) Khí CO. d) Khí C2H2. e) Khí C2H4.

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