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Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively. Arrange the pH of the solutions in increasing order of hydrogen-ion concentration.

Answer» Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively.

Arrange the pH of the solutions in increasing order of hydrogen-ion concentration.


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