1.

On adding a few drops of universal indicator to three colourless solutions taken separately in three test tubes labeled P, Q, R respectively, the colours developed in the solutions are marked in the following figures: What is the correct decreasing order of pH values of the solutions.

Answer»

On adding a few drops of universal indicator to three colourless solutions taken separately in three test tubes labeled P, Q, R respectively, the colours developed in the solutions are marked in the following figures:

What is the correct decreasing order of pH values of the solutions.




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