thewakeofaj thewakeofaj

10-11-2016
Chemistry

contestada

Find the molecular formula of a compound that contains 30.45% nitrogen and 69.55% oxygen. The molar mass of the compound is 92.02 g/mol

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arroymar arroymar

21-11-2016

30.45/14.01=2.173=1
69.55/16.00=4.347=2
NO2
14.01+16.00+16.00=46.01
92.02/46.01=2
N 1*2=2
O 2*2=4
final answer is N2O4

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