In face -centered cubic unit cell, edge length is

In face centred cubic unit cell edge length is

In face centred cubic unit cell edge length is

In a face- centred cubic unit cell, the edge length is

In a face - centred cubic unit cell , the edge length is _______.

An element having atomic mass 63.1 g/mol has face centered cubic unit cell with edge length 3.608 xx 10^(-8) cm. Calculate the density of unit cell [Given N_(A) = 6.022 xx 10^(23) atoms/mol].