By X-ray studies, the packing of atoms in a crystal of gold is found to be in layers such that starting from any layer, every fourth layer is found to be exactly identical . The density of gold is found to be 19.4 g cm^(-3) and its atomic mass is 197 a.m.u. The fraction occupied by gold atoms in the crystal is

By X-ray studies, the packing of atoms in a crystal of gold is found t

1.	By X-ray studies, the packing of atoms in a crystal of gold is found to be in layers such that starting from any layer, every fourth layer is found to be exactly identical . The density of gold is found to be 19.4 g cm^(-3) and its atomic mass is 197 a.m.u. The fraction occupied by gold atoms in the crystal is
Answer» 0.52 0.68 0.74 1 Solution :In CCP, the FRACTION OCCUPIED is 0.74.