Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 4 Stoichiometry: Quantitative Information about Chemical Reactions - Study Questions - Page 179b: 21


a) Theoretical yield: $14.3\ g$ b) Percent yield: $88.3\%$

Work Step by Step

a) Number of moles of copper (II) sulfate: $10.0\ g\div 159.61\ g/mol= 0.063\ mol$, the same as the compound. Theoretical yield: $0.063\ mol\times 227.73\ g/mol=14.3\ g$ b) Percent yield: $12.6/14.3\times100\%=88.3\%$
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