Calculate the internal energy change for each of thefollowing.a. One hundred (100.) joules of work is required tocompress a gas. At the same time, the gas releases 43 Jof heat.Internal energy change =Jb. A piston is compressed from a volume of 8.65 L to1.55 L against a constant pressure of 4.20 atm. In theprocess, there is a heat gain by the system of 524 J.Internal energy change =Jc. A piston expands against 1.30 atm of pressure from35.0 L to 45.5 L. In the process, 1759 J of heat isabsorbed.Internal energy change =J

Internal energy ( ∆U ) = q + w q = heat ( positive for absorption and negative for release heat by…

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ime of 8.65 L to of 4.20 atm. In the system of 524 J. J of pressure from

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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

Calculate the internal energy change for each of the
following.
a. One hundred (100.) joules of work is required to
compress a gas. At the same time, the gas releases 43 J
of heat.
Internal energy change =
J
b. A piston is compressed from a volume of 8.65 L to
1.55 L against a constant pressure of 4.20 atm. In the
process, there is a heat gain by the system of 524 J.
Internal energy change =
J
c. A piston expands against 1.30 atm of pressure from
35.0 L to 45.5 L. In the process, 1759 J of heat is
absorbed.
Internal energy change =
J

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