Definition of ph scale Ph scale
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What does ph scale mean?
WordNet
Noun |
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| ph scale - (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, 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 | ||
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