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March 26, 2017

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Fool's gold is not gold at all but only lead IV sulfide. If you have 751.0 grams of lead how many grams of fool's gold can you make?
Ans: Pb+2S->PbS2
Given * (1/amu of given) * (mol of find/mol of given) * (amu of find/1mol)

  • Chemistry - ,

    Convert 751 g Pb to mols. mols = grams/atomic mass Pb.
    Convert mols Pb to mols PbS2 using the coefficients in the balanced equation.
    Now convert mols PbS2 to grams. g = mols x molar mass.

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