Question

What you mean by Ph of substance? ​

Answer 1

Answer:

pH is a measure of the acidity of a substance. Here's a table of the pH of several common chemicals, like vinegar, lemon juice, pickles and more. pH is a measure of the acidity of a substance

Explanation:

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Answer 2

Answer:

pH is a measure of how acidic/basic water is. The range goes from 0 to 14, with 7 being neutral. pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base. pH is really a measure of the relative amount of free hydrogen and hydroxyl ions in the water.