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If liquid substance A is pH 4 and substance B is pH 3, then which is more acidic? How do you know? What is neutral pH?

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Shaswat221005
Substance B is more Acidic because lower the pH of a substance, more is the dissociation of H+ ion. Hence, more is the Acidity.

Neutral pH is marked at 7 on pH scale, is a level on which equal amounts of H+ and OH- ions is present in the solution, making it neutral.

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