下列潮湿的气体不能用固体氢氧化钠干燥的是(        ) A.氢

下列潮湿的气体不能用固体氢氧化钠干燥的是(       

A.氢气     B.二氧化碳    C.一氧化碳      D.氧气

答案

B

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