Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 4 - Energy and Chemical Reactions - Questions for Review and Thought - Topical Questions - Page 189b: 19a

Answer

The answer is below.

Work Step by Step

The solution should be the system, for this is what we are studying. While the whole universe is technically the surroundings, we can approximate the surroundings to be the beaker.
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