Physical Chemistry Chapter 6 Chemical potentials in an ideal gas mixture (T,P2x1,x2,…)=4(T,xP)=1(T,P) ideal gas mixture Ideal gas (6.3) mixture at Tand p No intermolecular interaction, no effect on u from other gases in the mixture P≡x.P membrane Pure gas mixture at A1=°(7)+RTh and T deal gas mixture P≡1br (64) Fig 6.2 The fundamental thermodynamic equationChemical Potentials in an Ideal Gas Mixture Fig. 6.2 ( , , , , ) ( , ) ( , ) * * i 1 2 i i P i T Pi  T P x x  =  T x =  Ideal gas mixture at T and P Pi  xi P * Pi Pure gas mixture at and T membrane ideal gas mixture (6.3) o o i i i P P  =  (T) + RT ln ideal gas mixture P o 1 bar (6.4)* The fundamental thermodynamic equation No intermolecular interaction, no effect on from other gases in the mixture. i Physical Chemistry Chapter 6