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 179h: 90



Work Step by Step

Number of moles of $CO_2$: $269\ mg\div 44.01\ mg/mmol=6.11\ mmol$, $6.11\ mmol$ of C, $73.4\ mg$ Number of moles of water: $111\ mg\div 18.015\ mg/mmol=6.16\ mmol$, $12.32\ mmol$ of H, $12.4\ mg$ Number of moles of oxygen: $(95.6-73.4-12.4)\ mg\div 15.9994\ mg/mmol=0.61\ mmol$ O/C Ratio: $0.10=1/10$ H/C Ratio: $2.03\approx 2$ $C_{10}H_{20}O$
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