Iron can be extracted from the iron(III) oxide found in iron ores (such as haematite) via an oxidation-reduction reaction with carbon. The thermochemical equation for this process is: 2Fe2O3(�)+3C(�)→4Fe(�)+3CO2(�)Δ�o=+467.9kJ - How much heat (in kJ) is needed to convert 358 g Fe2O3 into pure iron in the presence of excess carbon?  kJ - When 7.50 ×107 kJ of heat is added to Fe2O3 in the presence of excess carbon, how many kilograms of Fe can be produced ?  kg

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Iron can be extracted from the iron(III) oxide found in iron ores (such as haematite) via an oxidation-reduction reaction with carbon. The thermochemical equation for this process is:

2Fe2O3(�)+3C(�)→4Fe(�)+3CO2(�)Δ�o=+467.9kJ

- How much heat (in kJ) is needed to convert 358 g Fe2O3 into pure iron in the presence of excess carbon?  kJ

- When 7.50 ×107 kJ of heat is added to Fe2O3 in the presence of excess carbon, how many kilograms of Fe can be produced ?  kg

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