Answer to Question #113205 in General Chemistry for Mohammed Al-fatlawi

General Chemistry

Question #113205

A 30g sample of ore contains 25g of haematite, Fe2O3. What mass of iron could be extracted?

Expert's answer

m(Fe)=m(Fe2O3)*(2*Mr(Fe)/Mr(Fe2O3))=25*2*56/160=17.5 g

Answer: 17.5 g of iron could be extracted

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