What mass of barium sulfate is produced when 100.0 mL of a 0.100 M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of iron(III) sulfate?
What volume of 0.200 M Na3PO4 is required to precipitate all the lead(II) ions from 190.0 mL of 0.350 M Pb(NO3)2?