Question

The percentage composition of nitrogen by mole in ammonia is

Answer 1

Answer:

Formula of Ammonia is NH3

Masses of elements:-

N=14

H=3

Atomic mass=14+3

=17 moles

Percentage of nitrogen:-

$\frac{14}{17} \times 100$

$= \frac{14}{17} \times 100$

$= \frac{1400}{17}$

=82.352%

=82.35%(approx)