Calculate the mass fraction ... (column 2) in an aqueous solution, 1 liter of which contains ... grams (column 3) of this substance. Calculate the molar (s) and molar (cm) concentrations of the solution. Take the density of the solution equal to 1 g/cm3.
Determine the osmotic pressure of this aqueous solution at 20 °C.
Calculate the pressure of saturated water vapor over the given solution at 20°C if the pressure of saturated water vapor over water at the same temperature is 2.34 kPa. Calculate the boiling point and freezing point of this aqueous solution.

variant electrolyte m, g
4 n-butyl alcohol 7
CH3(CH2)2CH2OH

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