Twenty-five (25) grams of the iron ore hematite (Fe2O3) is reacted with carbon monoxide (CO) to produce iron metal (Fe) and carbon dioxide (CO2). (Atomic weight Fe = 55.85 g/mol). After reaction, 10 grams solid product (a mixture of unreacted ore and pure iron) and gas composed of 65% by mole CO and 35% by mole CO2 is produced. a) How much pure iron was produced? b) What is the %yield of Fe metal? c) What is the % excess CO?

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