What is indicator?

Answer:

Indicators are meaningful information of unit.

First answer by ID3394186795. Last edit by ID3394186795. Question popularity: 4 [recommend question].

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What is an indicator and what are the common indicators used for pH?
the common indicators are universal indicator and litmus paper
Is universal indicator always the best indicator?
No, not always. Some indicators are better suited for certain ranges; UI will provide a rough indication across a huge range, but other indicators can be more accurate across a small range, and this...
What is the difference between an indicator and a universal indicator?
A universal indicator shows both sides of the pH scale whereas other indicators such as phenolphthalein shows alkalis as pink but neutral and acids as clear
What do indicators do?
indicators indicate when the reaction is complete
What is an indicator?
A substance that reveals, through characteristic color changes, the degree of acidity or basicity of solutions. Could also be a light to notify of a components operation.