An aqueous solution contains an unknown concentration of `Ba^(2+)
Channel: Doubtnut
Date: 2020-01-03

An aqueous solution contains an unknown concentration of `Ba^(2+)`. When 50 mL of a 1 M solution of `Na_(2)SO_(4)` is added, `BaSO_(4 )`just begins to precipitate. The final volume is 500 mL. The solubility product of `BaSO_(4)` is `1xx10^(�10)`. What is the original concentration of `Ba^(2+)`?