PH scale is a�scale that measures the acidity or alkalinity of a substance. according to the scale; a pH of 7 is neutral. adds have values of less than 7 to 0. and alkalies have values of more than 7 to 14.
PH scale
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PH scale is a�scale that measures the acidity or alkalinity of a substance. according to the scale; a pH of 7 is neutral. adds have values of less than 7 to 0. and alkalies have values of more than 7 to 14.
