1. } C = 1 F = 2 P = 1 Gibbs phase rule F = C – P + 2
F: # degrees of freedom
C: # components
P: # phases

2. }
C = 1
F = 1
P = 2
Gibbs phase rule
F = C – P + 2

3. }
C = 1
F = 0
P = 3
Gibbs phase rule
F = C – P + 2

4. }
C = 1
F = -1
P = 4
Gibbs phase rule
F = C – P + 2

5. }
C = 2
F = 3
P = 1
Gibbs phase rule
F = C – P + 2

6. }
C = 2
F = 3
P = 1
Gibbs phase rule
F = C – P + 2
Composition xA

7. } C = 2 F = 3 P = 1 Gibbs phase rule F = C – P + 2 Pressure 1 Temp.
Composition xA

8. } C = 2 F = 3 P = 1 Gibbs phase rule F = C – P + 2 Pressure 3 allowed
Temp.
Composition xA

10. C = 2
Partial molar volume

11. Partial molar quantities

12. C = 2
Partial molar volume
Gibbs-Duhem
equation

13. Thermodynamics of mixing perfect gases/liquids

14. Thermodynamics of mixing liquids
Ideal mixing (Raoult)

15. Thermodynamics of mixing liquids
Non-ideal mixing

17. Temperature-composition diagrams
GE >> 0
vapour
GE = 0
liquid
Non-ideal solutions
GE < 0
GE << 0

18. Temperature-composition diagrams
GE >> 0
Non-ideal solutions
vapour
GE = 0
liquid
GE < 0
GE << 0