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 - Page 95h: 122

Answer

$FeSO_4$

Work Step by Step

Molar masses: $FeSO_4: 151.91\ g/mol,\ Fe(C_6H_11O_7)_2: 446.14\ g/mol$ Since there's 1 mol of Fe per mol of compound in both of them and the mass ingested is the same, the one with the lower molar mass will have more atoms of iron.
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