8. the kop of srso, is 3.2 x 107. what is the equilibrium concentration of the sulfate ions in a 1.0 l solution of strontium sulfate to which 0.10 mol of sr(ch: coo)2 has been added? assume no increase in volume of the solution and that sr(ch-coo)2 completely ionizes. nonce 9. what is the equilibrium concentration of barium ions in a 1000 ml saturated solution of barium carbonate to which 48.5 g of k2co3 has been added? assume no increase in volume of the solution and that kco, completely ionizes.