Definisjon av pH

Vi fant 2 definisjoner av pHengelsk.

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WordNet WordNet by Princeton University

Noun

pH - (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic);
pH scale
hydrogen ion concentration the number of moles of hydrogen ions per cubic decimeter
chemical science, chemistry the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
acidity pH values below 7
alkalinity pH values above 7
= synonym
= antonym
= relatert ord

Wikipedia Wiktionary dictionary logo

  • PH is a measure of the acidity or basicity of a solution. Pure water is said to be neutral, with a pH close to 7.0 at 25 °C. Solutions with a pH less than 7 are said to be acidic and solutions with a pH greater than 7 are said to be basic or alkaline.

Substantiv

  • Entall: pH
  • Flertall: phs

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