0.5 g of bleaching powder was suspended in water an excess of KI added. On acidifying with dilute `H_(2)SO_(4)` iodine was liberated which required 50
0.5 g of bleaching powder was suspended in water an excess of KI added. On acidifying with dilute `H_(2)SO_(4)` iodine was liberated which required 50 mL of `N//10` hypo solution. Calculate the percentage of available chlorine in bleaching powder.
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