Question

The percentage of nitrogen in magnesium nitride is

Answer 1

Answer:

Explanation:

Percent composition by element

Element Symbol Mass Percent

Magnesium Mg 72.244%

Nitrogen N 27.756%

Answer 2

for Mg3N2

%N = mass of N / molar mass of Mg3N2 *100%

=2×14.01/100.95× 100% = 27.8%