1) Explain the process by which an ionic compound attains equilibrium in an aqueous solution. 2) Determine whether a precipitate will...

1) Explain the process by which an ionic compound attains equilibrium in an aqueous solution.

2) Determine whether a precipitate will form when 70.0 ml of a 0.0040M Ca(NO3)2 solution is mixed with a 30.0 ml of a 0.010 M Na2SO4 solution at 25 degrees C. Explain.