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Methyl orange and phenolpthalein are common chemical indicators often used in titrations. What is the role of a chemical indicator?

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Step-by-step explanation:

Chemical indicators:-

They are species or the substances which are added to the reaction mixture. They undergoes a specific and distinct observable change in the reaction mixture indicating the formation of consumption of the species in the reaction mixture. The change can be a color change, olfactory change, etc.

Example:-

Methyl yellow which imparts yellow colour to the alkaline solutions and is red in acidic solutions.

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