Chemistry, asked by armyb3863, 1 month ago

Why is the phenonphthalein guide used in this experiment and not used?

Answers

Answered by Kyoshi018

1

Answer:

Phenolphthalein is used as indicator for titrations. It has a weak acid that used, because it changes colour close to pH 7, the pH of the equivalence point of a strong acid with a strong base. The phenolphthalein has an easy colour change, from colourless to pink.

(Hope it helps)

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