If an indicator is to be used in an acid base titration
Chapter 17, Problem 109(choose chapter or problem)
If an indicator is to be used in an acid base titration having an equivalence point in the pH range 8 to 10, the indicator must (a) be a weak base; (b) have (c) ionize in two steps; (d) be added to the solution only after the solution has become alkaline.
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