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n 66% 5:08 PM Wed Feb 12 88 chem 1b readings chem 1b readings chem 1B discussion Chem 1b Lectures (29) Based on the figure above, the boiling point of diethyl ether under an external pressure of 1.32 atm is °C. (D) 40 (C) 30 (B) 20 (A) 10 (E) 0 (30) Suppose that 2.50 g of rubbing alcohol (C3H&O) evaporates from a 175.0 g aluminum block. If the aluminum block is initially at 25 °C, what is the final temperature of the block after the evaporation of the alcohol? Assume the heat required only comes from the aluminum block, and that the alcohol vaporizes at 25 °C. AHvap(C3H3O) = 45.4 kJ/mol; C:(Al)=0.903 J/(g K ) (A) 10°C (B) 13°C (C) 22°C (D) 37°C

n 66% 5:08 PM Wed Feb 12 88 chem 1b readings chem 1b readings chem 1B discussion Chem 1b Lectures (29) Based on the figure above, the boiling point of diethyl ether under an external pressure of 1.32 atm is °C. (D) 40 (C) 30 (B) 20 (A) 10 (E) 0 (30) Suppose that 2.50 g of rubbing alcohol (C3H&O) evaporates from a 175.0 g aluminum block. If the aluminum block is initially at 25 °C, what is the final temperature of the block after the evaporation of the alcohol? Assume the heat required only comes from the aluminum block, and that the alcohol vaporizes at 25 °C. AHvap(C3H3O) = 45.4 kJ/mol; C:(Al)=0.903 J/(g K ) (A) 10°C (B) 13°C (C) 22°C (D) 37°C

Chemistry
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
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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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n 66% 5:08 PM Wed Feb 12 88 chem 1b readings chem 1b readings chem 1B discussion Chem 1b Lectures (29) Based on the figure above, the boiling point of diethyl ether under an external pressure of 1.32 atm is °C. (D) 40 (C) 30 (B) 20 (A) 10 (E) 0 (30) Suppose that 2.50 g of rubbing alcohol (C3H&O) evaporates from a 175.0 g aluminum block. If the aluminum block is initially at 25 °C, what is the final temperature of the block after the evaporation of the alcohol? Assume the heat required only comes from the aluminum block, and that the alcohol vaporizes at 25 °C. AHvap(C3H3O) = 45.4 kJ/mol; C:(Al)=0.903 J/(g K ) (A) 10°C (B) 13°C (C) 22°C (D) 37°C
Transcribed Image Text:n 66% 5:08 PM Wed Feb 12 88 chem 1b readings chem 1b readings chem 1B discussion Chem 1b Lectures (29) Based on the figure above, the boiling point of diethyl ether under an external pressure of 1.32 atm is °C. (D) 40 (C) 30 (B) 20 (A) 10 (E) 0 (30) Suppose that 2.50 g of rubbing alcohol (C3H&O) evaporates from a 175.0 g aluminum block. If the aluminum block is initially at 25 °C, what is the final temperature of the block after the evaporation of the alcohol? Assume the heat required only comes from the aluminum block, and that the alcohol vaporizes at 25 °C. AHvap(C3H3O) = 45.4 kJ/mol; C:(Al)=0.903 J/(g K ) (A) 10°C (B) 13°C (C) 22°C (D) 37°C
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