Lattice structure || unit cell & crystal lattice || FCC structure in Bangla 

Question: Cuper (Cu) has the FCC crystal structure. The atomic mass of Au is 63.5 gmol-1 and the radius of the Cu is 0.128 nm. All calculations should be performed in CGS unit.
a) Calculate the atomic packing factor (APF).
b) Calculate the atomic concentration. (atoms/cm3)
c) Calculate the density of the crystal. (g/ cm3 )