2.0 g of a sample containing NaCl, NaBr and some inert impurity is dissolved in enoughwater and treated with excess of AgNO_(3) solution. A 3.0g of precipitate was formed. Precipitate on shaking with aqueous NaBr gains 0.76 g of weight. Determine mass percentage of NaCl in the original sample.

2.0 g of a sample containing NaCl, NaBr and some inert impurity is dis

1.	2.0 g of a sample containing NaCl, NaBr and some inert impurity is dissolved in enoughwater and treated with excess of AgNO_(3) solution. A 3.0g of precipitate was formed. Precipitate on shaking with aqueous NaBr gains 0.76 g of weight. Determine mass percentage of NaCl in the original sample.
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