JaimeBeep JaimeBeep

07-03-2020
Chemistry

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What is the percent of nitrogen (N) by mass is a 55.0g sample of Fe(NO3)3? The molar mass of Fe(NO3)3 is 241.86g/mol.

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Officialalehpeter Officialalehpeter

07-03-2020

Answer:

22.74%

Explanation:

The mass of nitrogen is 55g

The mass of Fe(NO3)3 is 241.86g/mol

%of nitrogen= mass of nitrogen/molar mass of Fe(NO3)3 ×100

= 55/241.86×100

=5500/241.86

=22.74%

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