1.5 g of an impure sample of sodium sulphate dissolved in water was treated with excess of barium chloride solution when 1.74 g of BaSO4 were obtained as dry precipitate.Calculate the percentage purity of sample.
1.5 g of an impure sample of sodium sulphate dissolved in water was treated with excess of barium chloride solution when 1.74 g of BaSO4 were obtained as dry precipitate.Calculate the percentage purity of sample.












