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Chemistry, 21.02.2021 09:20 hilzepesqtatiana

5 pos. 1. An excess of sodium sulfate was added to a 500. mL sample of polluted water. The mass of lead (II) sulfate that precipitatcd was 308.88 mg. Determine the mass of lead that was in
the polluted water.
Na2SO4(aq) + Pb2+ (aq) → 2Na(aq) + PbSO4(s)

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