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cynthiaa cynthiaa
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7 years ago
An iron oxide is 72.4% in iron. Its empirical formula is ________.
A) FeO
B) Fe2O
C) Fe2O3
D) Fe3O4
Textbook 
Introductory Chemistry: Atoms First

Introductory Chemistry: Atoms First


Edition: 5th
Authors:
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soleilsoleil
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7 years ago
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cynthiaa Author
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6 years ago
Thx!
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