Chemistry: The Molecular Science (5th Edition)

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

Chapter 8 - Properties of Gases - Questions for Review and Thought - Review Questions - Page 370: 5


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Avogadro's law states that volume occupied and the number of moles of gas are directly proportional. The reason that two volumes of hydrogen react with one volume of oxygen to form one volume of steam is that 2 moles of $H_2$ and one mole of Oxygen combine to form two moles of $H_2O$.
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