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B. At 40 °C, water has a vapor pressure of 55.3 torr. What is the vapor pressure of the solution described in item A at 40 °C assuming EZ is a non-volatile non electrolyte. Your answer. torr C. If in this case compound EZ is 70% dissociated into E and Z, determine the freezing point of the solution described in item A. For water, K = 1.86 °C/m.

B. At 40 °C, water has a vapor pressure of 55.3 torr. What is the vapor pressure of the solution described in item A at 40 °C assuming EZ is a non-volatile non electrolyte. Your answer. torr C. If in this case compound EZ is 70% dissociated into E and Z, determine the freezing point of the solution described in item A. For water, K = 1.86 °C/m.

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter12: Solutions
Section: Chapter Questions
Problem 12.25QP: Consider two hypothetical pure substances, AB(s) and XY(s). When equal molar amounts of these...
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Compound EZ has a molar mass of 76.10 g/mol. A. Calculate the solute mole fraction and molality of an aqueous solution that is 15% EZ by mass. The molar mass of water is 18.02 g/mol. Your answer: mole fraction of EZ: 0.04011 molality: 2319 B. At 40 °C, water has a vapor pressure of 55.3 torr. What is the vapor pressure of the solution described in item A at 40 °C assuming EZ is a non-volatile non-electrolyte. Your answer. molal torr C.If in this case compound EZ is 70% dissociated into E' and z, determine the freezing point of the solution described in item A. For water, K = 1.86 °C/m. Your answer: °C
Transcribed Image Text:Compound EZ has a molar mass of 76.10 g/mol. A. Calculate the solute mole fraction and molality of an aqueous solution that is 15% EZ by mass. The molar mass of water is 18.02 g/mol. Your answer: mole fraction of EZ: 0.04011 molality: 2319 B. At 40 °C, water has a vapor pressure of 55.3 torr. What is the vapor pressure of the solution described in item A at 40 °C assuming EZ is a non-volatile non-electrolyte. Your answer. molal torr C.If in this case compound EZ is 70% dissociated into E' and z, determine the freezing point of the solution described in item A. For water, K = 1.86 °C/m. Your answer: °C
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