A solution is prepared by dissolving 11.3 g of Ca(NO3)2 in 115 g of water. The molal freezing point depression constant for water kf, is 1.86°C/m and the molal boiling point elevation constant for water kb, is 0.512°C/m. The molar mass of the solute is __________ g/mol. The molal concentration of the solution is __________ m. The change in the boiling point of the solvent when Ca(NO3)2 was added is __________ OC.
A solution is prepared by dissolving 11.3 g of Ca(NO3)2 in 115 g of water. The molal freezing point depression constant for water kf, is 1.86°C/m and the molal boiling point elevation constant for water kb, is 0.512°C/m. The molar mass of the solute is __________ g/mol. The molal concentration of the solution is __________ m. The change in the boiling point of the solvent when Ca(NO3)2 was added is __________ OC.
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter10: Solutions
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Problem 77QAP: Consider 2 vapor pressure curves A and B. They are the vapor pressure curves of pure benzene and a...
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A solution is prepared by dissolving 11.3 g of Ca(NO3)2 in 115 g of water. The molal freezing point depression constant for water kf, is 1.86°C/m and the molal boiling point elevation constant for water kb, is 0.512°C/m.
The molar mass of the solute is __________ g/mol. |
|
The molal concentration of the solution is __________ m. |
|
The change in the boiling point of the solvent when Ca(NO3)2 was added is __________ OC. |
|
The resulting boiling point of the solution is __________ OC. |
|
The freezing point of the solvent depresses by __________ OC. |
|
The freezing point of the solution is __________ OC. |
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