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 - Study Questions: 148

Answer

$M=66,680.6\ g/mol$

Work Step by Step

There are 4 atoms of iron (atomic weight 55.845 g/mol) per molecule of hemoglobin. Mass fraction of iron: $0.335/100=4\times55.845/M$ $M=66,680.6\ g/mol$
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