dderoboam4164 dderoboam4164 30-01-2024 Chemistry contestada what is maximum ph is required to prevent precipitation of ZnS in a solution that is 0.01 M ZnCl₂ and saturated with kx = 10-20] 0.1 m H ₂S. [given: ksp(ZnS) = 10 -21, for H₂S=10]