one mole of SO2

What contain one mole of SO2?

Since one mole of SO2 contain = 32 + 32 = 64g. One mole of SO2 gives two moles of oxygen and one mole of sulphur. Number of oxygen atoms = 2 × 6.022 × 1023 mole−1 Number of Sulphur atoms = 6.022 × 1023 mole−1