the most acidic solution would have a ph of ________.
The abbreveation used for potential hydrogen. pH represents the quantity of hydrogen ions. A measure of the acidity and alklinity of a substance; the ph scale has a range of 0 to 14, with 7 being neutral. A pH below 7 is an acidic solution; a pH above 7 is an alkaline solution. Characteristics that can be determined without a chemical reaction and that do not cause a chemical change in the substance.