activity coefficient
ratio of the metabolic activity of a fish at rest with that at maximum activity

Dictionary of ichthyology. 2009.

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  • Activity coefficient — An activity coefficient [ [http://www.iupac.org/goldbook/A00116.pdf Gold Book definition] ] is a factor used in thermodynamics to account for deviations from ideal behaviour in a mixture of chemical substances. In an ideal mixture the… …   Wikipedia

  • activity coefficient — Number expressing the ratio of a substance s chemical activity to its molar concentration (see mole). The measured concentration of a substance may not be an accurate indicator of its chemical effectiveness as represented by the equation for a… …   Universalium

  • activity coefficient — aktyvumo koeficientas statusas T sritis fizika atitikmenys: angl. activity coefficient; activity factor vok. Aktivitätskoeffizient, m rus. коэффициент активности, m pranc. coefficient d’activité, m …   Fizikos terminų žodynas

  • activity coefficient — aktyvumo koeficientas statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiagos aktyvumo ir jos koncentracijos tirpale dalmuo. atitikmenys: angl. activity coefficient vok. Aktivitätskoeffizient, m rus. коэффициент активности, m pranc …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • activity coefficient — aktyvumo koeficientas statusas T sritis chemija apibrėžtis Medžiagos aktyvumo ir jos koncentracijos tirpale santykis. atitikmenys: angl. activity coefficient rus. коэффициент активности …   Chemijos terminų aiškinamasis žodynas

  • activity coefficient — the ratio of the activity (of an electrolyte) as measured by some property, such as the depression of the freezing point of a solution, to the true concentration (molality). It is usually less than 1 and increases as the solution becomes more… …   Medical dictionary

  • activity coefficient — noun : the ratio of chemical activity to actual concentration : an arbitrary quantity that in the case of solutions is a measure of the deviation of a more or less concentrated solution from an ideal solution …   Useful english dictionary

  • activity coefficient — Смотри коэффициент активности …   Энциклопедический словарь по металлургии

  • activity coefficient of solute B — B tirpinio aktyvumo koeficientas statusas T sritis Standartizacija ir metrologija apibrėžtis (labai praskiestame tirpale) Apibrėžtį žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. activity coefficient of solute B rus. коэффициент… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • activity coefficient of B (in a liquid or in a solid mixture) — skysčių arba kietųjų medžiagų mišinio B sando aktyvumo koeficientas statusas T sritis Standartizacija ir metrologija apibrėžtis Apibrėžtį žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. activity coefficient of B (in a liquid or in a …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

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