In chemistry, the mole fraction or molar fraction, also called mole proportion or molar proportion, is a quantity defined as the ratio between the amount...

for molality is mol/kg. The mole fraction x i {\displaystyle x_{i}} is defined as the amount of a constituent n i {\displaystyle n_{i}} (in moles) divided...

composition of a mixture in a dimensionless size; mole fraction (percentage by moles, mol%) and volume fraction (percentage by volume, vol%) are others. When...

are obtained from the definitions of the molalities and of the other compositional quantities. The mole fraction of solvent can be obtained from the definition...

dimensionless quantity; mass fraction (percentage by weight, wt%) and mole fraction (percentage by moles, mol%) are others. Volume percent is the concentration of...

of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction. Since these fractions are quantity-per-quantity measures, they are pure...

the molar mass of constituent i {\displaystyle i} . The conversion to mole fraction x i {\displaystyle x_{i}} is given by x i = c i M ¯ ρ , {\displaystyle...

mole fraction in the mixture. In consequence, the relative lowering of vapor pressure of a dilute solution of nonvolatile solute is equal to the mole...

mass fraction (in commercial contexts often called weight fraction), by mole fraction (fraction of atoms by numerical count, or sometimes fraction of molecules...

the molar fraction (also called mole fraction or amount fraction) of a substance in a mixture (such as a solution), which is the number of moles of the compound...

conversion to mass fraction wi is given by: w i = ρ i ρ {\displaystyle w_{i}={\frac {\rho _{i}}{\rho }}} The conversion to mole fraction xi is given by:...

Fraction could also refer to a description of the composition of a mixture, e.g. mass fraction or mole fraction. For a simpler definition a fraction is...

mole fraction is in equilibrium with liquid with a certain mole fraction. The two mole fractions often differ. These vapor and liquid mole fractions are...

}=x_{\mathrm {i} }\cdot p} The mole fraction of a gas component in a gas mixture is equal to the volumetric fraction of that component in a gas mixture...

and climate conditions allowing life to exist and evolve on Earth. By mole fraction (i.e., by quantity of molecules), dry air contains 78.08% nitrogen,...

Faraday constant – Physical constant: Electric charge of one mole of electrons Mole fraction – Proportion of a constituent in a mixture Dalton (unit) –...

defined as the ratio of mole fraction in the vapor phase ( y i e ) {\displaystyle {\big (}y_{ie}{\big )}} to the mole fraction in the liquid phase ( x...

determine the mole fraction (xi) or the mass fraction (wi) of each phase of a binary equilibrium phase diagram. It can be used to determine the fraction of liquid...

copolymer equation by expressing concentrations in terms of mole fractions. Mole fractions of monomers M 1 {\displaystyle M_{1}\,} and M 2 {\displaystyle...

solutes. When, as is often but not necessarily the case, the sum of the mole fractions of solutes is small compared with unity, the solution is called a dilute...

plotting the UV absorbance of a solution of Tl(NO3)/NH3 against the mole fraction of Tl(NO3), he produced a graph which provided information about the...

in Earth's atmosphere, listed in decreasing order of average global mole fraction, are: water vapor, carbon dioxide, methane, nitrous oxide, ozone. Other...

composition at each theoretical tray is completely determined by the mole fraction of one of the two components. This method is based on the assumptions...

partial pressure of a gas in vapour phase is directly proportional to the mole fraction of a gas in solution. An example where Henry's law is at play is the...

containing the solute, the chemical potential of the solvent depends on the mole fraction of the solvent, 0 < x v < 1 {\displaystyle 0<x_{v}<1} . Besides, this...

free radical copolymerization causing variation in the instantaneous mole fraction of a monomer added to copolymer, therefore altering the chemical composition...

x_{2}}}\right)_{\frac {x_{1}}{x_{3}}}} Express mole fractions of a component as functions of other components' mole fraction and binary mole ratios: x 1 = 1 − x 2 1 + x...

quantity, relates the activity to a measured mole fraction xi (or yi in the gas phase), molality bi, mass fraction wi, molar concentration (molarity) ci or...

composition of each phase is determined by C − 1 intensive variables (such as mole fractions) in each phase. The total number of variables is (C − 1)P + 2, where...

{\displaystyle x_{i}} is the mole fraction of component i {\displaystyle i} in the liquid phase and y i {\displaystyle y_{i}} is the mole fraction of component i {\displaystyle...