If a system does 84.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change in the internal energy of the system, in kJ?

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter6: Thermochemistry
Section: Chapter Questions
Problem 123CWP: In which of the following systems is(are) work done by the surroundings on the system? Assume...
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Question 20 of 27
If a system does 84.0 kJ of work on its surroundings and releases 105
kJ of heat, what is the change in the internal energy of the system, in
kJ?
Transcribed Image Text:app.101edu.co Question 20 of 27 If a system does 84.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change in the internal energy of the system, in kJ?
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