Chemistry 9th Edition

Published by Cengage Learning
ISBN 10: 1133611095
ISBN 13: 978-1-13361-109-7

Chapter 6 - Thermochemistry - Exercises - Page 286: 30



Work Step by Step

1) $\Delta$E = q + w (The internal energy is the sum of the heat and work.) 2) $\Delta$E = -125kJ + 104 kJ = -21kJ (Heat is being released, -125kJ. Work is being absorbed, 104kJ. The sum is -21kJ.)
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