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  4. An aqueous solution of urea has concentration 12 % (.w/v.) as well as 2.0m . The density of solution is -

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Q. An aqueous solution of urea has concentration $12\%$ $\left(\right.w/v\left.\right)$ as well as $2.0m$ . The density of solution is -

NTA AbhyasNTA Abhyas 2022

Solution:

$2.0=\frac{12 / 60}{\left(\right. 100 d - 12 \left.\right) / 1000}$
$\Rightarrow d=1.12gm/ml$