Question

There are 0.5 mole NH3 in a bottle. What is the mass of N and H in the bottle?

Answer 1

Explanation:

n= Mass/ molar mass.

:- n (nitrogen)× Molar mass = mass (nitrogen)

n(Hydrogen) × Molar mass = Mass( Hydrogen)

:- 0.5×14 = 7g.

0.5× 3= 1 .5g