The number of atoms in 52g of He is-

The number of atoms in 52 u of He is:

Calculate the number of atoms in 52 g of Helium (He)

The Cr metal (atomic weight 52) crystallises BBC structure. The unit cell edge length is 2.88 Å. The density of Cr is 7.2 g ml^(-1) . The number of atom is 52 g of Cr is

Calculate the number of atoms in 52 u of Helium (He)

Calculate the number of atoms in 46g of He.

Calculate the number of atoms in 48 g of He?

Calculate the number of atoms in 56u of He atom (Atomic mass of He = 4u).

Calculate the number of atoms of 52u of He.