Question #a3d1b

1 Answer
Eidola
Jul 14, 2017

22.23%

Explanation:

If you mean the mass percent, the equation for finding it is

mass % = [ (mass of element) / (mass of substance) ] *100%

The total mass of HNO_3 is ~~63.02 g/(mol). The mass of nitrogen is about 14.01 g/(mol).

14.01/63.02 * 100% = 22.23% N by Mass

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