A pH electrode is a scientific instrument used to measure the acidity or alkalinity of a solution, typically expressed as pH. pH is a measure of the concentration of hydrogen ions (H⁺) in a solution, with lower pH values indicating acidity, higher pH values indicating alkalinity, and a pH of 7 representing neutrality.
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A pH electrode is a scientific instrument used to measure the acidity or alkalinity of a solution, typically expressed as pH. pH is a measure of the concentration of hydrogen ions (H⁺) in a solution, with lower pH values indicating acidity, higher pH values indicating alkalinity, and a pH of 7 representing neutrality.