Question

what is indicator ? name two indicator​

Answer 1

Answer:

Indicator is any substance that gives a visible sign, usually by a colour change, of the presence or absence of a these hold concentration of a chemical species, such as an acid or an alkali in a solution. Two indicators are litmus and turmeric.

Explanation:

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Answer 2

Answer:

Indicator is any substance that gives a visible sign, usually by a colour change, of the presence or absence of a these hold concentration of a chemical species, such as an acid or an alkali in a solution. Two indicators are litmus and turmeric.