If the pH is 8.0 at the equivalence point for the titration of a certain weak acid with sodium hydroxide, what indicator might you use? (See Figure 15.10.) Explain your choice.
Figure 15.10

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pH range for color change 0 10 12 Indicator name Methyl violet Thymol blue (acidic range) redyellow yellow bluc Bromphenol blue Methyl orange Bromcresol green Methyl red Bromthymol blue Thymol blue (basic range blue blue blue pink Alizarin yellow R yellow red