【毎日一問】工程基礎知識（選択問題）20190908
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この投稿は最後に、青涩年华によって2019年9月8日15時15分に編集されました。通常、濃硫酸を用いて乾燥させることができ、かつ共存可能な気体の組み合わせは（C）です。A、SO2、Cl2、H2S B、O2、H2、CO C、CH4、CI2、H2 D、CO、SO3、O2
C、CH4 CI2 H2
C、CH4 CI2 H2
D、CO SO3 O2
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