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Indicators in Basic and Acidic Solutions

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Indicators in Basic and Acidic Solutions

Question

a) Complete the table below to show the colour of the given indicator in acidic and basic solutions.
Chemistry Question

b) How does the PH value of 0.1M potassium hydroxide solution compare with that of 0.1M aqueous ammonia? Explain.

Answer

(a)
(i) Red/Pink
(ii) Colourless/Pink

(b)The PH of 0.1M KOH is higher than of 0.1M aqueous ammonia KOH is strongly dissociated in solution.


   Related Topics

Introduction to Chemistry Simple Classification of Substances Acids, Bases and Indicators Air Oxygen and Combustion Chemical Properties of Oxygen Water and Hydrogen - Water Water and Hydrogen - Hydrogen Water and Hydrogen - Reactions of water with Metals