jewelshipp jewelshipp

20-05-2017
Chemistry

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Pure antimony (Sb) can be prepared by heating the antimony ore (Sb2S3) in the presence of iron as follows: Sb2S3 + 3Fe ==> 2Sb + 3FeS If 352.5 g of antimony sulfide is reacted with iron and 68.4 g of pure antimony is produced, what is the % yield for this reaction?

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stpgold stpgold

20-05-2017

27.1%
should produce 252.68 g of Sb, then divide 68.4/252.68= .27070

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