Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 20 - Electrochemistry - Exercises - Page 905: 20.82b

Answer

Fuel of the fuel cell can be a solid. In this case energy is produced through the combination of oxygen and hydrogen also producing a lot of heat. However, efficiency of solid fuel cell is less than 60% in most cases.

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