In 250 ml of water 3 g of urea is dissolved and the solution has a density of 1.05. What will be the molality of the solution? ( molar mass of urea is 60)
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Explanation:
To calculate the molality of the solution, substitute the values of moles and mass in kg in the above equation. Therefore, the molality of solution containing 200 mg of urea (molar mass 60g\[mo{l^{ - 1}}\]) dissolved in 40 g of water is 0.085 m.
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