Question

You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution, respectively. If you are given only red litmus paper, how will you identify the contents of each test tube?​

Answer 1

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If the colour of red litmus does not change then it is acid. If the colour of red litmus changes to blue then it is base. If there is slight change in the colour of red litmus (such as purple) then it is distilled water.

Answer 2

Explanation:

If the red litmus paper put in three solutions.if the red litmus paper turns to blue it is basic solution. If red litmus paper does not turn then it is acidic or neutral solution