Hay 2 definiciones de PH en inglés:

PH

Silabificación: PH
(also P.H.)

abreviatura

  • 1Public Health.
  • 1.1Purple Heart.

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Palabra del día maelstrom
Pronunciación: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea

Hay 2 definiciones de PH en inglés:

pH

Silabificación: pH

sustantivo

Chemistry
  • A figure expressing the acidity or alkalinity of a solution on a logarithmic scale on which 7 is neutral, lower values are more acid, and higher values more alkaline. The pH is equal to log10 c, where c is the hydrogen ion concentration in moles per liter.
    Más ejemplos en oraciones
    • Prof. Lilley who had no experience in measuring the pHs of surfactant solutions having a high solids content was surprised to see a 0.3 difference in measurements.
    • At relatively alkaline pHs (found under stress), even very low ABA concentrations found in the xylem of well-watered plants will limit leaf growth rate.
    • Additionally, another 5 to 16% is excreted daily into the gastric juices, since TCAs have a pK a of 9.5 and are highly ionized at acid pHs, thereby favoring concentration in the acid stomach.

Origen

early 20th century: from p representing German Potenz 'power' + H, the symbol for hydrogen.

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