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A solution of urea, CN2H4O, molar mass 60.04 g/mol, in water is prepared as follows: 5.161 g urea is dissolved in enough water to make 100.00 mL of solution at 20.0°C. ´ The density of the resulting solution is 1.031 g/mL. Urea is a non-volatile, polar solute with a van't Hoff factor of 1. a, What is the molarity of the solution in urea? b. What is the molality of the solution in urea?

A solution of urea, CN2H4O, molar mass 60.04 g/mol, in water is prepared as follows: 5.161 g urea is dissolved in enough water to make 100.00 mL of solution at 20.0°C. ´ The density of the resulting solution is 1.031 g/mL. Urea is a non-volatile, polar solute with a van't Hoff factor of 1. a, What is the molarity of the solution in urea? b. What is the molality of the solution in urea?

Chemistry: Principles and Practice
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
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A solution of urea, CN2H4O, molar mass 60.04 g/mol, in water is prepared as follows: 5.161 g urea is dissolved in enough water to make 100.00 mL of solution at 20.0°C. ´ The density of the resulting solution is 1.031 g/mL. Urea is a non-volatile, polar solute with a van't Hoff factor of 1. a, What is the molarity of the solution in urea? b. What is the molality of the solution in urea?
Transcribed Image Text:A solution of urea, CN2H4O, molar mass 60.04 g/mol, in water is prepared as follows: 5.161 g urea is dissolved in enough water to make 100.00 mL of solution at 20.0°C. ´ The density of the resulting solution is 1.031 g/mL. Urea is a non-volatile, polar solute with a van't Hoff factor of 1. a, What is the molarity of the solution in urea? b. What is the molality of the solution in urea?
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