equilibrium constant


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Noun1.equilibrium constant - (chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction)
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
constant - a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant"
dissociation constant - the equilibrium constant for a reversible dissociation
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The thermodynamic equilibrium constant (KAdegC) was studied by using equation (7):
Highly Selective Removal Mercury (II) from Aqueous Solution Using Silica Aerogel Modified with [1-(3,5-dicholorophenyl)-3(2-ethoxyphenyl)] triazene
The equilibrium constant (Kc) was calculated using the Van't Hoff equation:
Adsorption of Acid Yellow-73 and Direct Violet-51 Dyes from Textile Wastewater by using Iron Doped Corncob Charcoal
where [K.sub.C] is the equilibrium constant, [C.sub.A] is the amount of AC5R adsorbed on the adsorbent of solution at equilibrium (mg [g.sup.-1]), Cs is the equilibrium concentration of AC5R in the solution (mg [L.sup.-1]).
Novel Ag/kaolin nanocomposite as adsorbent for removal of acid cyanine 5R from aqueous solution
The equilibrium constant for the dimerization reaction (6) is calculated by (7) and amounts to 2.98 for dibutyltin(IV) and 4.89 for diphenyltin(IV):
Speciation studies of diorganotin(IV) complexes with 3,3-bis(1-methylimidazol-2-yl)propionate--displacement reaction by DNA constituents
Where [K.sub.o] is equilibrium constant, [C.sub.solid] is solid phase concentration at equilibrium (mg/L), [C.sub.solid] is liquid phase concentration at equilibrium (mg/L), T is absolute temperature in Kelvin and R is gas constant.
Comparative study of kinetics of adsorption of methylene blue from aqueous solutions using cinnamon plant (Cinnamonum zeylanicum) leaf powder and pineapple (Ananas comosus) peel powder
The calculated values of the equilibrium constant for reactions (7-14) in the temperature range of 12733273 K were verified by the experiments of reductive meltings.
Reduction of tantalum pentoxide with aluminium and calcium: thermodynamic modelling and scale skilled tests/Tantaalpentoksiidi alumotermilise redutseerimise termodunaamiline modelleerimine ja pilootkatsed
and the interassociation equilibrium constant (Scheme 2) is given by
Thermodynamic hydrogen bonding in poly(styrene-co-acrylic acid)/poly(styrene-co-4-N,N-dimethylacrylamide) blends
Replacement of the n-butyl group by isopropyl in the Grignard reagent increases the equilibrium constant by a factor of two in accordance of increasing hindrance to coordination with the donor.
Rate and equilibrium constants for the grignard reaction with alkoxysilanes/Kiirus- ja tasakaalukonstandid Grignardi reaktsioonis alkoksusilaanidega
The latter reference reports an equilibrium constant of 0.16 for the dimerization of CH[Cl.sub.3] at 25[degrees]C.
Elastomer swelling in mixed associative solvents
Giori and Hayes (1970) showed that the moisture content of molten nylons has a significant influence on the apparent equilibrium constant for polyamidation.
Melt-phase nylon 612 polycondensation kinetics: effects of sodium hypophosphite catalyst
7 and the equilibrium constant formula for neutral bases [B.sub.1] and [B.sub.2] can be written as follows:
Self-consistent acidity and basicity scales in nonaqueous solvents/Kooskolalised happelisuse ja aluselisuse skaalad mittevesikeskkondades
Where Ko is the equilibrium constant, [C.sub.solid] is the solid phase concentration at equilibrium (mg/ L), [C.sub.liquid] is the liquid phase concentration at equilibrium (mg/L), T is the temperature in Kelvin and R is the gas constant.
Adsorption of rhodamine B by acid activated carbon-kinetic, thermodynamic and equilibrium studies

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