A solution of 120 mL of 0.160 M KOH is mixed with a solution of 260 mL of 0.220 M NiSO4

What are the percent by mass of copper in penny lab

Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.

0.09 moles of sodium sulfate in 12 ml of solution