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ph_scale
has definitions from the field of chemistry
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[ noun ] (chemistry) p(otential of) H(ydrogen); the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure of the acidity or alkalinity of a solution (where 7 is neutral and <7 is acidic and >7 is basic)
Synonyms Related terms hydrogen_ion_concentration acidity alkalinity neutrality chemistry |
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