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At 25^(@)C, the vapour pressure of pure ...

At `25^(@)C`, the vapour pressure of pure water is `25.0 mm Hg`. And that of an aqueous dilute solution of urea is `20 mm Hg`. Calculate the molality of the solution.

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To calculate the molality of the aqueous dilute solution of urea, we can follow these steps: ### Step 1: Determine the relative lowering of vapor pressure The relative lowering of vapor pressure (RLVP) can be calculated using the formula: \[ \text{RLVP} = \frac{P_0 - P_s}{P_0} \] Where: ...
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