Question

4 poin A solution of urea molar mass 56 gram per mole boils at 100.18 degree Celsius at atmospheric pressure if Kf and Kb for water are 1.86 and 0.512 K kg per mole respectively, the above solution will freeze at
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Answer 1

Explanation:

solution of urea (mol. mass 56 gmol^-1 ) boils at 100.18^oC at the atmospheric pressure. If Kf and Kb for water are 1.86 and 0.52 Kkg.mol^