A Solution of a non-volatile solute in w...

A Solution of a non-volatile solute in water freezes at `-0.30^@C`. The vapour-pressure of pure water at 298K is 23.51 mm Hg and `K_f` for water is 1.86 K. kg `"mol"^(-1)` Calculate the vapour-pressure of this solution at 298K.

23.4 mm

24.8 mm

34.8 mm

40 mm

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