A solution contains 1.75 g of a non–volatile, non–electrolyte solute dissolved in 23.47g stearic acid.  The freezing point of the solution is 67.2⁰C.  The freezing point of pure stearic acid is 69.3⁰C and its freezing point constant, Kfp, is 4.5⁰C kg/mol.  What is the molar mass of the solute

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.17QE
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A solution contains 1.75 g of a non–volatile, non–electrolyte solute dissolved in 23.47g stearic acid.  The freezing point of the solution is 67.2⁰C.  The freezing point of pure stearic acid is 69.3⁰C and its freezing point constant, Kfp, is 4.5⁰C kg/mol.  What is the molar mass of the solute

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