92/(14+16+16) = 2
its molecular formula is (NO2)*2=N2O4
the empirical forumla of a compound is no2,its molecular mass is 92g/mol.
the empirical forumla of a compound is no2,its molecular mass is 92g/mol.
what is its molecular formula?
what is its molecular formula?
英语人气：919 ℃时间：2020-04-07 01:59:33
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