Place some lead (II) chloride (PbCl2) in 0.100 M sodium chloride (NaCl) solution instead of in water, what is the equilibrium concentration of the lead (II) ions Pb2 this time? Ksp(PbCl2) =1.7×10−5 1.7×10−3 M 1.7×10−5 M 1.62×10−2 M 1.62×10−5 M 0.100 M