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Chemistry, 16.04.2020 17:55 reterrickeyfox205

Some nonelectrolyte solute (molar mass 142 g/mol) was dissolved in 150. mL of a solvent (density 0.879 g/cm3 ). The elevated boiling point of the solution was 355.4 K. What mass of solute was dissolved in the solvent? For the solvent, the enthalpy of vaporization is 33.90 kJ/mol, the entropy of vaporization is 95.95 J/K•mol, and the boiling-point elevation constant is 2.5 K•kg/mol.

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