PH

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quantifying the acidic or the alkaline character of a solution, equal to the negative of the decimal logarithm of ion activity aH+ of the hydrogen cation H+\npH = −10 log(a_H+)."}],"schema:description":"Number quantifying the acidic or the alkaline character of a solution, equal to the negative of the decimal logarithm of ion activity aH+ of the hydrogen cation H+\npH = −10 log(a_H+).","uri":"http://emmo.info/emmo#EMMO_80fe82d4_f4c1_43a1_98dc_ee5fc7927e19","subClassOf":["http://emmo.info/emmo#EMMO_12b2ec1e_fb89_468a_a51d_97c2a6db297c"]}'>

Description

Number quantifying the acidic or the alkaline character of a solution, equal to the negative of the decimal logarithm of ion activity aH+ of the hydrogen cation H+ pH = −10 log(a_H+).

Graph