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December 21, 2014

Homework Help: Chemistry

Posted by Lucy on Wednesday, December 12, 2007 at 8:22pm.

Phenolphthalein is an indicator that changes colour to pink/purple between pH 8-->10, however, neutralization occurs when pH=7. Why can phenolphthalein still be used as the indicator during a strong acid-strong base titration with virtually no error?

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