A solution of methanol and water has a mole fraction of water of 0.312 and a total vapor pressure of 211 torr at 39.9oC. The vapor pressures of pure methanol and pure water at this temperature are 256 torr and 55.3 torr, respectively.
What can you say about the relative strengths of the solute-solvent interactions compared to the solute-solute and solvent-solvent interactions?
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