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04-12-2020
Chemistry

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Which has higher percentage of oxygen: (Fe = 56, O = 16, C = 12) a) FeO b) FeCO3 c) Fe2O3 d) Fe3O4

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04-12-2020

B)

FeO = 56, 16, 0

FeCO3 = 56, 48, 12

Fe2O3 = 112, 48, 0

Fe3O4 = 168, 64, 0

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