Iron ore is impure When is heated with an excess of carbon
Chapter 4, Problem 23(choose chapter or problem)
Iron ore is impure When is heated with an excess of carbon (coke), metallic iron and carbon monoxide gas are produced. From a sample of ore weighing 938 kg, 523 kg of pure iron is obtained. What is the mass percent by mass, in the ore sample, assuming that none of the impurities contain Fe?
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