Question

1. Define universal indicators with examples.

Answer 1

Answer:

A universal indicator is a pH indicator, composed of a solution of several compounds, that exhibits several smooth colour changes over a pH value range from 1-14 to indicate the acidity or alkalinity of solutions. For example, red cabbage juice.

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Answer 2

Answer:

A universal indicator is a pH indicator, composed of a solution of several compounds, that exhibits several smooth colour changes over a pH value range from 1-14 to indicate the acidity or alkalinity of solutions. For example, red cabbage juice.