4.10 Boiling points of solutions containing various amounts of urea in 25 g of water are given in the table:
Mass of urea, g 0.194 0.422 0.633
Boiling point, С 100.066 100.144 100.216
Calculate the average value of the ebullioscopic water constant and compare it with the value found by the formula. The specific heat of evaporation of water at the boiling point is 2256 J/g.
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