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Home > categories > Minerals & Metallurgy > Iron Ore > what is the weight of iron contained in 100.0g of an iron ore which is 80.00% hematite, Fe2O3?

Question:

what is the weight of iron contained in 100.0g of an iron ore which is 80.00% hematite, Fe2O3?

Iron ore is a rock which contains a mixture of hematite and other minerals

Answer:

mass Fe2O3 80.00 g moles Fe2O3 80.00 g/159.691 g/mol0.5010 Moles Fe 2 x 0.50101.002 mass Fe 1.002 x 55.847 g/mol55.96 g

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