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A solution made by dissolving urea, (NH 2 )CO (the product of protein metabolism in mammals), in water, H 2 O had a boiling point

A solution made by dissolving urea, (NH2)CO (the product of protein metabolism in mammals), in water, H2O had a boiling point of 100.3C. What is the freezing point depression of this solution? Given the following information for the solvent: the boiling point and freezing points are 100.0C and 0.000C, respectively. Kb = 0.5120 C/m and Kf = 1.860C/m .

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