Calculate the number of unit cells in $1 \mathrm{~cm}^3$ volume of metal if unit cell edge length is $1.25 \times 10^{-8} \mathrm{~cm}$.

Calculate the total volume occupied by all particles in fcc unit cell if volume of unit cell is $6.4 \times 10^{-23} \mathrm{~cm}^3$

What is the total number of unit cells shared by each corner particle of bcc unit cell?

Calculate the number of particles present per unit cell if mass of a particle is $8.0 \times 10^{-23} \mathrm{~g} \left[\rho \times a^3=3.2 \times 10^{-22} \mathrm{~g}\right]$