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3. A gas does 135 J of work while expanding, and at the same time, it absorbs 156 J of heat. What is the change in internal energy of the system? 4. In a particular process, the internal energy of a system increases by 41.4 J and the quantity of work the system does on its surroundings is 81.2 J. a. Is heat absorbed or released by the system?

3. A gas does 135 J of work while expanding, and at the same time, it absorbs 156 J of heat. What is the change in internal energy of the system? 4. In a particular process, the internal energy of a system increases by 41.4 J and the quantity of work the system does on its surroundings is 81.2 J. a. Is heat absorbed or released by the system?

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
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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Answer number 3 and 4 pls.

3. A gas does 135 J of work while expanding, and at the same time, it absorbs 156 J of heat. What is the change in internal energy of the system? 4. In a particular process, the internal energy of a system increases by 41.4 J and the quantity of work the system does on its surroundings is 81.2 J. a. Is heat absorbed or released by the system? b. What is the value of q?
Transcribed Image Text:3. A gas does 135 J of work while expanding, and at the same time, it absorbs 156 J of heat. What is the change in internal energy of the system? 4. In a particular process, the internal energy of a system increases by 41.4 J and the quantity of work the system does on its surroundings is 81.2 J. a. Is heat absorbed or released by the system? b. What is the value of q?
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