Use Appendix C to choose the solution with the lower
Chapter 18, Problem 76P(choose chapter or problem)
Problem 76P
Use Appendix C to choose the solution with the lower pH:
(a)0.5 M CuSO4 or 0.25 M Al2(SO4)3
(b)0.3 M ZnCl2 or 0.3 M PbCl2
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