32. Solution to Chemistry Problem

32. Solution to Chemistry Problem

There is an aqueous solution of substance A of a given concentration.
Calculate:
the molar fraction of the solvent and the saturated vapor pressure above the solution at a given temperature T;
the molal concentration of the dissolved substance, the boiling and freezing temperatures of the solution;
the osmotic pressure of the solution (Pa, atm) at T = 298 K, assuming the density of the aqueous solution equal to one.
Option Substance A Temperature,
oC Saturated vapor pressure of pure
solvent,
P_1^o
name,
formula concentration, % mass.
7 CO(NH2)2 8 35 5623

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