Chemistry 10th Edition

Published by Brooks/Cole Publishing Co.
ISBN 10: 1133610668
ISBN 13: 978-1-13361-066-3

Chapter 2 - Chemical Formulas and Composition Stoichiometrhy - Exercises - Basic Ideas - Page 73: 1

Answer

The Law of Conservation of Energy is still valid because energy is transformed from one type to another. The efficiency is less than 100% because some of the energy is transformed to heat.

Work Step by Step

Look at the Law of Conservation and the different types of ways that energy can be present.
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