Q2 Sulphur trioxide gas is obtained by the combustion of pyrites (FeS2) according to the following reaction: 4FES2 + 1502- 2Fe,0, + 8S03 The reaction is accompanied by the following side reaction:...

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Extracted text: Q2 Sulphur trioxide gas is obtained by the combustion of pyrites (FeS2) according to the following reaction: 4FES2 + 1502- 2Fe,0, + 8S03 The reaction is accompanied by the following side reaction: 4FES2 + 110z – 5FE203 +8S02 Assume that 80% (weight) of the pyrites charged reacts to give sulphur trioxide and 20% reacts giving sulphur dioxide. a) How many kilograms pf pyrites charged will give 100 kg of SO,? b) How many kilograms of oxygen will be consumed in the reaction?