The statement that Phenolphthalein is not affected by PH is False
- Phenolphthalein is a colorless chemical compound, when added to alkaline solutions it will turns pink, which means it has been affected by the PH.
- Phenolphthalein will remain colorless if in acidic solution, that's less than PH of 7. But at pH level of 8.2 it turns pink then at pH 10 it turns magenta.
Therefore, PH do affect Phenolphthalein indicator
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