Chemistry: Molecular Approach (4th Edition)

Published by Pearson
ISBN 10: 0134112830
ISBN 13: 978-0-13411-283-1

Chapter 6 - Exercises - Page 289: 43

Answer

311 kJ

Work Step by Step

Since heat is absorbed, $q$ is positive. Since work is done by the system, $w$ is negative. $\Delta E= q+w=655\,kJ+(-344\,kJ)$ $=311\,kJ$
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