Answered: If a system absorbs 155 kJ of heat from…

If a system absorbs 155 kJ of heat from its surroundings and the system does 95 kJ of work on its surroundings, what is the change in the internal energy of the system, in kJ?

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section: Chapter Questions

Problem 21QRT

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If a system absorbs 155 kJ of heat from its surroundings and the
system does 95 kJ of work on its surroundings, what is the change in
the internal energy of the system, in kJ?

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