pH scale
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(noun) p(otential of) H(ydrogen); the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; used as a measure of the acidity or alkalinity of a solution on a scale of 0-14 (where 7 is neutral) |
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Synonyms: pH |
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Related Words: acidity, alkalinity, hydrogen ion concentration, neutrality |
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