Chemistry 9th Edition

Published by Cengage Learning
ISBN 10: 1133611095
ISBN 13: 978-1-13361-109-7

Chapter 2 - Atoms, Molecules, and Ions - Additional Exercises - Page 78: 89


Yes, H will react with different masses of Cl. No, this does not conflict with the law of definite proportion.

Work Step by Step

Hydrogen with react with the mass ratio of 1 gram of Hydrogen to 37 grams of Chlorine with $^{37}Cl$ and 1 gram of Hydrogen to 35 grams of Chlorine with $^{35}Cl$. This does not contradict the Law of Definite Proportion as these ratios hold whenever Hydrogen reacts with $^{37}Cl$ and $^{35}Cl$, respectively.
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