You are provided with three test tubes A, B and C as shown in Figure with different liquids. What will you observe when you put
(a) A piece of blue litmus paper in each test tube.
(b) A piece of red litmus paper in each test tube.
(c) A few drops of phenolphthalein solution to each test tube.
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Explanation:
The solution which turns blue litmus red is acidic solution. Now Tear this blue litmus turned red into 2 halves. Now, the solution which turns it blue again is the acidic solution and the one which does not affect it is distilled water.
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Answer:
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