Question

The given vessel the colour of the solution.when few drops of phenolphthalein kept into the vessel,the colour of the solution in not changed.what types of solution is this either acid,base or salt?what will you do for the futher confirmation? explain.write any one use of base



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Answer 1

Explanation:

A is basic in nature as phenolphthalein has imparted pink color to it. Solution B is acid as it has made solution A colorless by neutralizing its basic nature. 

Answer 2

QUESTION:

• The given vessel the colour of the solution.when few drops of phenolphthalein kept into the vessel,the colour of the solution in not changed.what types of solution is this either acid,base or salt?what will you do for the futher confirmation? explain.write any one use of base

ANSWER:

• THE SOLUTION IS ACIDIC IN NATURE

• Use bromothymol blue to distinguish between acid and neutral solutions

• Sodium used in the manufacture of soap. It is used in petroleum refining; in making medicines, paper, pulp, etc. It is used to neutralize acid in water supplies; in the manufacture of bleaching powder; as a dressing material for acid burns; as an antidote for food poisoning.