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Can someone please explain and answer this problem to me I have tried like 30 times and can not figure it out. Would be greatly appreciated.? College algebra problem confirmation on these answers,,? What are some other words foe stable? Hydrogen sulfate ion, HSO4-, has an acid dissociation constant of 1.0 � 10-2. What is the pH of 0.45 M hydrogen sulfate? Can someone show me step by step how to do number 12. The answer is 9 but I keep getting 7!?