Physical Science

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a.Calculate which one of the reactants will be used up if 20g of Fe is mixed with 10g of S and heated.

b.How many grams of the other reactant were in excess?

  • Physical Science -

    It depends upon which iron sulfide is formed. There are four formula varieties. Is it ferric (Fe2S3) or pyrite (FeS2)? or one of the others?

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