Use the chart below as needěd. SOLVENT BOILING POINT Kb FREEZING POINT Kf Water 100.00 °C 0.52 °C/m 0.000 °C 1.86 °C/m 80.00 °C 2.53 °C/m 5.50 °C 5.10 °C/m Benzene Camphor 208.00 °C 5.95 °C/m 179.80 °C 40.0 °C/m 1.The equilibrium vapor pressure of pure water at 30.0C is 31.6 torr. When 22.4 g of a nonvolatile, nonelectrolyte solute is dissolved in 50.0 g of water, the vapor pressure of the solution is 2.50 torr lower than that of the pure water at the same temperature. (A) Calculate the mole fraction of solute and (B) Calculate the molecular weight of the solute. wwww

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Use the chart below as needěd.
SOLVENT
BOILING POINT
Kb
FREEZING POINT
Kf
Water
100.00 °C
0.52 °C/m
0.000 °C
1.86 °C/m
80.00 °C
2.53 °C/m
5.50 °C
5.10 °C/m
Benzene
Camphor
208.00 °C
5.95 °C/m
179.80 °C
40.0 °C/m
1.The equilibrium vapor pressure of pure water at 30.0C is 31.6 torr. When 22.4 g of a
nonvolatile, nonelectrolyte solute is dissolved in 50.0 g of water, the vapor pressure of the
solution is 2.50 torr lower than that of the pure water at the same temperature. (A) Calculate
the mole fraction of solute and (B) Calculate the molecular weight of the solute.
wwww
Transcribed Image Text:Use the chart below as needěd. SOLVENT BOILING POINT Kb FREEZING POINT Kf Water 100.00 °C 0.52 °C/m 0.000 °C 1.86 °C/m 80.00 °C 2.53 °C/m 5.50 °C 5.10 °C/m Benzene Camphor 208.00 °C 5.95 °C/m 179.80 °C 40.0 °C/m 1.The equilibrium vapor pressure of pure water at 30.0C is 31.6 torr. When 22.4 g of a nonvolatile, nonelectrolyte solute is dissolved in 50.0 g of water, the vapor pressure of the solution is 2.50 torr lower than that of the pure water at the same temperature. (A) Calculate the mole fraction of solute and (B) Calculate the molecular weight of the solute. wwww
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