pH

See also PH, .ph, and ㏗

Translingual

Wikipedia

Symbol

pH

1. (metrology) Symbol for the picohenry, an SI unit of electrical inductance equal to 10⁻¹²henrys.

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English

Etymology

From p, denoting negative logarithm, and H, denoting hydrogen.

Pronunciation

• IPA: /piːˈeɪtʃ/

Abbreviation

pH (plural pHs)

1. (chemistry) The negative of the logarithm to the base 10 of the concentration of hydrogen ions, measured in moles per liter; a measure of acidity or alkalinity of a substance, which takes numerical values from 0 (maximum acidity) through 7 (neutral) to 14 (maximum alkalinity).

Coordinate terms

• pOH

See also

• pK
• hydronium
• hydrogen ion
• hydroxide
• hydroxyl

Anagrams

• hp , HP

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Egyptian

Pronunciation

Wikipedia: Manuel de Codage

Verb

(F22:D54)

1. attack