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Acid-base indicators are dyes or mixtures of dyes which are used to indicate the presence of acids and bases. 1 tonU+isin tinti |
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Answer» Indicators are compounds which usually change their colour with the pH, THUS they help us to identify whether a GIVEN solution is acidic, basic or neutral.They are usually weak acids or bases. For EXAMPLE the universal indicator changes colour from green to red in acidic medium and it changes from green to purple in basic medium.Catalysts are substances that increase the rate of reaction by reducing the activation energy and ISOMERS are compounds with same formula but different properties.since indicators help in identifying whether a SUBSTANCE is acidic, basic or neutral |
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