When 0.220 g of iron (atomic weight = 55.85 g/mol) is burned, 0.341 g of iron oxide is obtained. What is the mass percent of iron in the iron oxide? Given that the atomic weight of Oxygen = 16.00 g/mol. O a 83.1% Ob. 75.5% O c. 73.3% O d. 80.4% O e. 64.5%

When 0.220 g of iron (atomic weight = 55.85 g/mol) is burned, 0.341 g of iron oxide is obtained. What is the mass percent of iron in the iron oxide? Given that the atomic weight of Oxygen = 16.00 g/mol. O a 83.1% Ob. 75.5% O c. 73.3% O d. 80.4% O e. 64.5%

Chemistry: An Atoms First Approach

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ISBN:9781305079243

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Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter7: Chemical Energy

Section: Chapter Questions

Problem 28E: Consider the accompanying diagram. Ball A is allowed to fall and strike ball B. Assume that all of...

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When 0.220 g of iron (atomic weight = 55.85 g/mol) is burned, 0.341 g of iron oxide is obtained.
What is the mass percent of iron in the iron oxide? Given that the atomic weight of Oxygen
16.00 g/mol.
Oa 83.1%
Ob. 75.5%
O c. 73.3%
O d. 80.4%
O e. 64.5%
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