Question

what do you mean by indicator explain with example​

Answer 1

Answer:

it is a chemical substance that changes its colour when kept in a given solution and the distinct colour helps in identifing where the solution is a basic or acidic solution.

Ex:Litmus paper

Explanation:

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Answer 2

Explanation:

indicator is a device to indicate the certain value that is different for different things like indicator of motar indicator of acid or base,etc.