Chemistry: The Molecular Science (5th Edition)

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

Chapter 13 - The Chemistry of Solutes and Solutions - Questions for Review and Thought - Topical Questions - Page 605c: 59a


Mass fraction= 0.0586 Weight percent= 5.86%

Work Step by Step

Mass fraction of $K_{2}CrO_{4}$= $\frac{mass\,of\,K_{2}CrO_{4}}{mass\,of\,K_{2}CrO_{4}+mass\,of\,H_{2}O}= \frac{14.0\,g}{14.0\,g+225\,g}$ $=0.0586$ Weight percent= mass fraction$\times100\%$ $=0.0586\times100\%=5.86\%$
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