Page 22 - Chemical equilibria Volume 4

xx Chemical Equilibria
v M:
mass fraction of component i.
w i: molar volume of solid at melting point.
w ij: energy of exchange between atoms i and j.
() α
x : molar fraction of component k in phase α.
k
x, y, z: coordinates of a point in space.
x i: molar fraction of component i in a solution.
<y>: mean value of y.
Y i and X i: conjugal intensive and extensive values.
y i: molar fraction of component i in a gaseous phase.
Z AB: molecular partition function of interaction between
molecules.

Z C: canonical partition function.
Z C(A): canonical partition function of component A.
Z C(I): canonical partition function of interaction.
Z C(t): canonical partition function of translation.
z: molecular partition function.
z e: electron molecular partition function or electrovalence of
ion i.
z int: contribution of internal motions to the molecular partition
function.
z n: molecular partition function of nuclei.
z pf: molecular partition function of a perfect gas.
z r: rotational molecular partition function.
z t: translational molecular partition function.
z t(pf): translational molecular partition function of a perfect gas.
z v: vibrational molecular partition function.
α : Lagrange multiplier relating to the number of objects in a
collection.
β : Lagrange multiplier relating to the energy of the objects in a
collection.
Γ ( ): characteristic function with the set P as canonical
E
E
P
variables.