Gaseuous substance dissolition in liquid (Henry's law, Raoult's law, Nernst dissolution in one).
KH =xL / xg |
Henry's coefficient, Raoult's coefficient |
ΔsolG = ΔfGL - ΔfGg = ΔsolH - T·ΔsolS = -R·T·log(KH· (fL / fg)) |
molar Gibb's energy of the dissolition |
ΔsolH = ΔfHL - ΔfHg |
molar enthalpy of the dissolition |
molar entropy of the dissolition |
xL |
mole fraction of the substance in the liquid |
xg |
mole fraction of the substance in the gas |
fL |
activity coefficient of the substance in the liquid |
fg |
activity coefficient of the substance in the gas |
ΔfHL |
molar enthalpy of formation of the substance in the liquid |
ΔfHg |
molar enthalpy of formation of the substance in the gas |
ΔfSL |
molar entropy of formation of the substance in the liquid |
ΔfSg |
molar entropy of formation of the substance in the gas |
ΔsolG |
molar Gibbs energy of dissolvation of the substance in the liquid |
Δsolω |
change of number of microstates of particles by dissolution |
2009-2015
by Marek Matejak, Charles University, Prague, Czech Republic