What are the boiling point and freezing point of a 3.17 m solution of naphthalene in benzene? (The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.) Boiling point: 93.05 Freezing point: Ethylene glycol [CH₂(OH)CH₂(OH)] is a common automobile antifreeze. Calculate the freezing poin and boiling point of a solution containing 253 g of ethylene glycol and 1075 g of water. (K, and Ke for water are 0.52°C/m and 1.86°C/m, respectively.) freezing point -10.42X boiling point 102.37
What are the boiling point and freezing point of a 3.17 m solution of naphthalene in benzene? (The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.) Boiling point: 93.05 Freezing point: Ethylene glycol [CH₂(OH)CH₂(OH)] is a common automobile antifreeze. Calculate the freezing poin and boiling point of a solution containing 253 g of ethylene glycol and 1075 g of water. (K, and Ke for water are 0.52°C/m and 1.86°C/m, respectively.) freezing point -10.42X boiling point 102.37
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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![**Boiling and Freezing Point Calculations**
*Problem 1: Naphthalene in Benzene*
**Question:**
What are the boiling point and freezing point of a 3.17 m solution of naphthalene in benzene?
(The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.)
**Answers:**
- Boiling point: 93.05°C (Incorrect)
- Freezing point: (No answer provided)
*Problem 2: Ethylene Glycol as an Antifreeze*
**Question:**
Ethylene glycol \([CH_2(OH)CH_2(OH)]\) is a common automobile antifreeze. Calculate the freezing point and boiling point of a solution containing 253 g of ethylene glycol and 1075 g of water.
(\(K_b\) and \(K_f\) for water are 0.52°C/m and 1.86°C/m, respectively.)
**Answers:**
- Freezing point: -10.44°C (Incorrect)
- Boiling point: 102.37°C (Correct)
This exercise involves calculating the changes in boiling and freezing points of solutions, using the given colligative properties constants (\(K_b\) and \(K_f\)).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe8e7ecd1-00b2-4f87-97f4-1e990180b5ce%2Fb291cd65-a80f-494d-855a-9f1fdc5752eb%2Fb3pszjd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Boiling and Freezing Point Calculations**
*Problem 1: Naphthalene in Benzene*
**Question:**
What are the boiling point and freezing point of a 3.17 m solution of naphthalene in benzene?
(The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.)
**Answers:**
- Boiling point: 93.05°C (Incorrect)
- Freezing point: (No answer provided)
*Problem 2: Ethylene Glycol as an Antifreeze*
**Question:**
Ethylene glycol \([CH_2(OH)CH_2(OH)]\) is a common automobile antifreeze. Calculate the freezing point and boiling point of a solution containing 253 g of ethylene glycol and 1075 g of water.
(\(K_b\) and \(K_f\) for water are 0.52°C/m and 1.86°C/m, respectively.)
**Answers:**
- Freezing point: -10.44°C (Incorrect)
- Boiling point: 102.37°C (Correct)
This exercise involves calculating the changes in boiling and freezing points of solutions, using the given colligative properties constants (\(K_b\) and \(K_f\)).
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