When lead chloride (PbCl2) is placed in otherwise pure water enough dissolves such that the concentration of lead ions becomes 0.036 M. What is the Ksp for lead chloride (PbCl2)? Select one: O a. Ksp = 1.9 10-4 O b. Ksp = 1.9 x 10-6 O c. Ksp = 2.3 10-5 O d. Ksp = 4.3 x 10-6