Question 7 4. Find the freezing and boiling point of a 0.760 m aqueous solution of a nonelectrolyte.5. Calculate the freezing and boiling point of a solution prepared by dissolving 54.2 g of the nonelectrolyte urea,CO(NH2)2, in 455 g of water.6. An aqueous solution of a nonelectrolyte boils at 100.82°C. What is the molality of this solution?7. A solution is prepared by dissolving 114 grams of NaCl in 475 grams of water. Find the freezing and boilingpoints of this solution.8. A solution of KBr is observed to freeze at –3.35°C. What would be the freezing temperature of an equalmolality solution of K3PO4? Explain.9. How many grams of CaCl2 should be added to 1.60 kg of water in order to prepare a solution that boils at102.58°C?

Colligative properties are the properties that depend on the number of atoms or molecules or ions or…

Answered: 7. A solution is prepared by dissolving…

7. A solution is prepared by dissolving 114 grams of NaCl in 475 grams of water. Find the freezing and boiling points of this solution.

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

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question 7

4. Find the freezing and boiling point of a 0.760 m aqueous solution of a nonelectrolyte.
5. Calculate the freezing and boiling point of a solution prepared by dissolving 54.2 g of the nonelectrolyte urea,
CO(NH2)2, in 455 g of water.
6. An aqueous solution of a nonelectrolyte boils at 100.82°C. What is the molality of this solution?
7. A solution is prepared by dissolving 114 grams of NaCl in 475 grams of water. Find the freezing and boiling
points of this solution.
8. A solution of KBr is observed to freeze at –3.35°C. What would be the freezing temperature of an equal
molality solution of K3PO4? Explain.
9. How many grams of CaCl2 should be added to 1.60 kg of water in order to prepare a solution that boils at
102.58°C?

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