Question

Mass of 3.011×10 power 23 mole of N atom

Answer 1

1 mole N atom= 28 g.
So 3.011 x 10^23 atoms' mass=28/2=14 g.

Answer 2

Moles = No. of particles/Avogadro's no.
We multiply it by the molar mass of N atom to obtain the mass of given no. of particles.