mole fraction of a component in mixture

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• Mole fraction — In chemistry, the mole fraction xi is defined as the amount of a constituent ni divided by the total amount of all constituents in a mixture ntot[1]: The sum of all the mole fractions is equal to 1 …   Wikipedia

• mole fraction — noun Etymology: mole (VII) : the ratio of the number of moles of one component of a solution or other mixture to the total number of moles representing all of the components * * * Chem. the ratio of the number of moles of a given component of a… …   Useful english dictionary

• mole fraction — Chem. the ratio of the number of moles of a given component of a mixture to the total number of moles of all the components. [1920 25] * * * …   Universalium

• mole fraction — noun the ratio of the number of moles of one component of a mixture to the total number of moles …   Wiktionary

• Mass fraction (chemistry) — In chemistry, the mass fraction wi is the fraction of one substance with mass mi to the mass of the total mixture mtot, defined as [1]: The sum of all the mass fractions is equal to 1: It is one way of expressing t …   Wikipedia

• Volume fraction — Volume fractions phi i are useful alternatives to mole fractions x i when dealing with mixtures in which there is a large disparity between the sizes of the various kinds of molecules; e.g., polymer solutions. They provide a more appropriate way… …   Wikipedia

• Vapor-liquid equilibrium — Vapor liquid equilibrium, abbreviated as VLE by some, is a condition where a liquid and its vapor (gas phase) are in equilibrium with each other, a condition or state where the rate of evaporation (liquid changing to vapor) equals the rate of… …   Wikipedia

• Defining equation (physical chemistry) — For the detailed nature of defining equations see Physical quantity Main article: Physical chemistry In physical chemistry, there are numerous quantities associated with chemical compounds and reactions; notably in terms of amounts of substance,… …   Wikipedia

• Ideal solution — In chemistry, an ideal solution or ideal mixture is a solution in which the enthalpy of solution is zero; [ A to Z of Thermodynamics Pierre Perrot ISBN 0198565569] the closer to zero the enthalpy of solution, the more ideal the behavior of the… …   Wikipedia

• Henry's law — may sometimes refer to Lenz s Law In chemistry, Henry s law is one of the gas laws, formulated by William Henry. It states that:: At a constant temperature, the amount of a given gas dissolved in a given type and volume of liquid is directly… …   Wikipedia

• liquid — liquidly, adv. liquidness, n. /lik wid/, adj. 1. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. 2. of, pertaining to, or consisting of liquids: a liquid diet. 3 …   Universalium