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191问答库 > 某硝酸铵（NH4NO3）样品中（杂质中不含氮）氮元素的质量分数为28%，则其中硝酸铵的质量分数是多少

某硝酸铵（NH4NO3）样品中（杂质中不含氮）氮元素的质量分数为28%，则其中硝酸铵的质量分数是多少

2025-03-16 17:28:20

推荐回答（1个）

回答1：

纯净硝酸铵中氮元素的质量分数=

14×2

14+1×4+14+16×3

×100%=35%．
硝酸铵（NH₄NO₃）样品中NH₄NO₃的质量分数为

28%

35%

×100%=80%．
答：硝酸铵的质量分数是80%．

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