A solution prepared from 7.5 g of an unknown nonvolatile solute and 750 g of C6H6 has a boiling point of 0.450 ͦ C higher than a pure C6H6. What is the molar mass of the solute? (Kb C6H6: 2.53 ͦ C kg/mol ) In the solving process make sure that your answers are always rounded off to 2 decimal places.

Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter16: Solutions
Section: Chapter Questions
Problem 27E
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PROBLEM: A solution prepared from 7.5 g of an unknown nonvolatile solute and 750 g of C6H6 has a boiling point of 0.450 ͦ C higher than a pure C6H6. What is the molar mass of the solute? (Kb C6H6: 2.53 ͦ C kg/mol )

In the solving process make sure that your answers are always rounded off to 2 decimal places.

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