The formula for determination of density of unit cell is ..............
(A) \(\cfrac{a^3\times N_0}{z\times M}g\,cm^{-3}\)
(B) \(\cfrac{z\times M}{a^3\times N_0}g\,cm^{-3}
\)
(C) \(\cfrac{a^3 \times M}{z\times N_0}g\,cm^{-3}\)
(D) \(\cfrac{M \times N_0}{a^3 \times z}g\, cm^{-3}\)