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0.2585g of an organic compound contaning...

0.2585g of an organic compound contaning iodine was heated with excess of strong nitric acid and silver nitrate in a carius tube. The precipitate of silver iodide was fiterred, washed and dried its weight was found to be 0.3894g . Calculate the % of iodine in the compound.

Text Solution

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w=0.2585
wt. of AgI= 0.3894
% 0f `I= (127xx0.3894)/(235xx0.2585)xx100 =81.4%`
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