试题与答案

混有水蒸气的下列气体中,既可以用浓硫酸干燥,又可以用苛性钠干燥的是[ ] A.氧

题型:选择题

题目:

混有水蒸气的下列气体中,既可以用浓硫酸干燥,又可以用苛性钠干燥的是   [ ]

A.氧气           

B.氨气          

C.二氧化碳         

D.氯化氢

答案:

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