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0.25g of a certain substance is dissolved in 60g of water. The freezing point of the solution is – 0.050 °C. Knowing that the substance has a van’t Hoff factor of 1 and is nonvolatile, what is the molar mass of the substance? (Freezing point depression of water = - 1.86 °C/m) A. 0.00016 g/mol B. 156.25 g/mol C. 186.54 g/mol D. 1.86 g/mol

0.25g of a certain substance is dissolved in 60g of water. The freezing point of the solution is – 0.050 °C. Knowing that the substance has a van’t Hoff factor of 1 and is nonvolatile, what is the molar mass of the substance? (Freezing point depression of water = - 1.86 °C/m) A. 0.00016 g/mol B. 156.25 g/mol C. 186.54 g/mol D. 1.86 g/mol

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter13: The Chemistry Of Solutes And Solutions
Section: Chapter Questions
Problem 63QRT
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0.25g of a certain substance is dissolved in 60g of water. The freezing point of the solution is – 0.050 °C. Knowing that the substance has a van’t Hoff factor of 1 and is nonvolatile, what is the molar mass of the substance? (Freezing point depression of water = - 1.86 °C/m)

A. 0.00016 g/mol
B. 156.25 g/mol
C. 186.54 g/mol
D. 1.86 g/mol

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