In a sample of sodium carbonate, some sodium sulphate is mixed. 2.50 g of this sample is dissolved and the volume made up to 500 mL . 25 mL of this solution neutralises 20 mL of N//10 in the sample.

In a sample of sodium carbonate, some sodium sulphate is mixed. 2.50 g

1.	In a sample of sodium carbonate, some sodium sulphate is mixed. 2.50 g of this sample is dissolved and the volume made up to 500 mL . 25 mL of this solution neutralises 20 mL of N//10 in the sample.
Answer» SOLUTION :N//A