The weight of a mixture containing HCI and H2SO4 is 0.1 g. On treatment with an excess of an AgNO3. solution, reacted with this acid mixture gives 0.1435 g of AgCl. Weight % of the H2SO4 is mixture is :

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The weight of a mixture containing HCI and H₂SO₄ is 0.1 g. On treatment with an excess of an AgNO₃. solution, reacted with this acid mixture gives 0.1435 g of AgCl. Weight % of the H₂SO₄ is mixture is :

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36.5

63.5

None of these

answer is B.

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Detailed Solution

Moles of AgCl =moles of AgNO₃
$= moles of HCl = \frac{0 .1435}{143 .5} = 10^{- 3}$
wt. of HCI = 0.0365
wt. of H₂SO₄ = 0.0635
$wt . % of H_{2} {SO}_{4} = \frac{0 .0635 \times 100}{0 .1} = 63 .5$