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0.71g of a sample of bleaching powder(CaOCl2) is dissolved in 100ml of water. 50ml of this solution is treated with KI solution. The. I2 so liberated required 10ml of 0.1M of Na2S2O3(hypo) solution acidic medium for complete neutralaization. Then the percentage of Cl2 available in the bleaching sample is? a) 10% b)20% c)30% d)40%

0.71g of a sample of bleaching powder(CaOCl2) is dissolved in 100ml of water. 50ml of this solution is treated with KI solution. The. I2 so liberated required 10ml of 0.1M of Na2S2O3(hypo) solution acidic medium for complete neutralaization. Then the percentage of Cl2 available in the bleaching sample is?
a) 10% 
b)20%
c)30%
d)40%

Grade:11

1 Answers

Arun
25750 Points
3 years ago
Dear Sreedhar
 
I am getting my answer as 10%. Please check and let me know if this is correct then I I'll share my solution.

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