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Answer on Inorganic Chemistry Question for siobhan

Question #18290
if the mineral pyrite,FeS2 is heated strongly in air,iron oxide and sulphur dioxide are produced what mass of iron oxide and sulphur dioxide could be made by heating 1 tonne pf an ore which contains 50% by mass of pyrite? 4FeS2+11O2----2Fe2O3+8SO2
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