If mass by volume percentage of sulphuric acid is 24.5% then the molarity of sulphuric acid solution is:

1.5 M

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2.5 M

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3.0 M

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3.5 M

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Solution

The correct option is B 2.5 M
$M o l a r i t y = \frac{M a s s b y V o l u m e %}{G M w t} \times 10$

$M o l a r i t y = \frac{24.5}{98} \times 10$ = $2.5 M$

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