Search
As a standard of Avogadro constant,
1 mole of CuSO4.5H2O has 6.023 x 1023 molecules. 1 molecule of CuSO4.5H2O has 21 atoms (Cu =1, S = 1, O = 9, H = 10).
Thus, 1 mole of CuSO4.5H2O will have 6.023 x 1023 x 21
= 1.26 x 1025 atoms.