Calculate number of atoms in 8 g Helium

Calculate the number of atoms in 48 g of He?

Calculate the number of atoms in. a. 1g of hydrógen

Calculate number of atoms in each of the folowing: 0.5 mole atoms of nitrogen.

Calculate the number of atoms in 0.25 mole atoms of carbon.

Calculate number of atoms in each of the folowing: 0.2 mole molecules of nitrogen

Calculate the number of atoms in a cubic based unit cell having one atom on each Corner and two atoms on each body diagonal

Calculate the number of atoms in each of the following. (i) 52 moles of Ar.

Calculate the number of atoms present in 1.4 g of N_2 molecule.

Calculate the number of atoms of oxygen present in 88 g ""CO_2 . What would be the mass of CO having the same number of oxygen atoms?