mass of test tube + beaker + stir bar + solvent (g) 30.64 mass of test tube + beaker + stir bar + solvent + solute (g) 38.48 mass of test tube + beaker + stir bar (g) 10.23 mass of solvent (g) (A) 20.41 mass of solute (g) (B) 7.84 freezing point pure solvent (°C) 45.36 freezing point solution (°C) 41.56 If the freezing point depression constant of the pure solvent is 8.68 °C-kg solvent/mol solute, calculate the molar mass of the solute g/mol

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter17: Spontaneity, Entropy, And Free Energy
Section: Chapter Questions
Problem 128IP: Some nonelectrolyte solute (molar mass = 142 g/mol) was dissolved in 150. mL of a solvent (density =...
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Assume van't Hoff factor is 1.00

Complete the table
mass of test tube + beaker + stir bar + solvent (g)
30.64
mass of test tube + beaker + stir bar + solvent + solute (g)
38.48
mass of test tube + beaker + stir bar (g)
10.23
mass of solvent (g)
(A) 20.41
mass of solute (g)
(В) 7.84
freezing point pure solvent (°C)
45.36
freezing point solution (°C)
41.56
If the freezing point depression constant of the pure solvent is 8.68 °C-kg solvent/mol solute, calculate the molar mass of the solute
g/mol
Transcribed Image Text:Complete the table mass of test tube + beaker + stir bar + solvent (g) 30.64 mass of test tube + beaker + stir bar + solvent + solute (g) 38.48 mass of test tube + beaker + stir bar (g) 10.23 mass of solvent (g) (A) 20.41 mass of solute (g) (В) 7.84 freezing point pure solvent (°C) 45.36 freezing point solution (°C) 41.56 If the freezing point depression constant of the pure solvent is 8.68 °C-kg solvent/mol solute, calculate the molar mass of the solute g/mol
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