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Molar and Specific Heat Capacity

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Question

What can be maximum percentage of the available Chlorine possible in a given bleaching powder sample?

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Solution

Bleaching powder - $C a O {C l}_{2} .2 H_{2} O$
$C a O {C l}_{2} .2 H_{2} O \to {C l}_{2}$
$145 g \to 71 g$
% of available chlorine $= \frac{71}{145} \times 100 = 48.9$ % $= 49$ %

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