Answer: Ba2+ will precipitate because the concentration of SO42- is greater than 5.5 x 10^-4 M.
Lime (Ca(OH)₂) is added to precipitate Mg²⁺ as Mg(OH)₂ before Ca²⁺ as CaCO₃. Engineers must control pH to achieve fractional precipitation. fractional precipitation pogil answer key best
Fractional Precipitation: Separating Cations in Aqueous Mixtures Answer: Ba2+ will precipitate because the concentration of