Iron and CO are made by heating 6.96 kg of iron ore, Fe2O3, and carbon. The yield is 83%. How many kilograms of iron are made?(a)______Kg?
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Switzerland, germany and austria
Fe2O3 + 3 C 2 Fe + 3 CO moles Fe2O3 6960 g /159.69 g/mol43.6 theoretical moles Fe 2 x 43.6 87.2 theoretical mass Fe 87.2 x 55.847 g/mol4870 g actual mass 4870 x 83 /1004042 g 4.04 Kg
