Chemistry and Chemical Reactivity (9th Edition)

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

Chapter 2 Atoms, Molecules, and Ions - 2-10 Chemical Analysis: Determining Compound Formulas - Review & Check for Section 2-10: 2

Answer

B

Work Step by Step

Atomic weights: $C: 12.011\ g/mol,\ H:1.008\ g/mol,\ O:15.999\ g/mol$ Empirical formula's weight: $M_u=12.011+2\times1.008+15.999=30.026\ g/mol$ For a molecular mass of 180 g/mol: $M/M_u=180/30.026=6.0$ $C_6H_{12}O_6$
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