1.MT Liquids and Solutions Flashcards
1
Q
- what is the equation for Gibbs free energy
A
a
2
Q
- define an ideal solution
A
a
3
Q
- define a regular solution
A
a
4
Q
- what is the equation for the internal energy of a component i of an ideal solution and what assumptions are made
A
a
5
Q
- what is the Boltzman equation for entropy
A
a
6
Q
- what is Stirlings approximation
A
a
7
Q
- what is the equation for entropy change of mixing ideal solution
A
a
8
Q
- what is Raoul’s Law and when does it apply
A
a
9
Q
- what is Henry’s law and when does it apply
A
a
10
Q
- what is the equation for the internal energy of a component i of a non-ideal solution and what assumptions are made
A
a
11
Q
- what assumptions are made for regular solutions
A
a
12
Q
- on a plot of Gibbs free energy per mole of a regular solution against mole fraction, at what point is the critical point
A
a
13
Q
- on a plot of Gibbs free energy per mole of a regular solution against mole fraction, at what points are the binodal points
A
a
14
Q
- on a plot of Gibbs free energy per mole of a regular solution against mole fraction, over what region is the spinodal region
A
a
15
Q
- on a plot of Gibbs free energy per mole of a regular solution against mole fraction, over what region is the metastable region
A
a
16
Q
- on a plot of Gibbs free energy per mole of a regular solution against mole fraction, what region corresponds to immiscible components
A
a
17
Q
- on a plot of Gibbs free energy per mole of a regular solution against mole fraction, what region corresponds to miscible components
A
a
18
Q
- what is the different between polymers and solvent molecules that affect their thermodynamic properties
A
a
19
Q
- what is the random flight model and what are the key equations
A
a
20
Q
- what is the equation for the radius of gyration associated with random flight model
A
a
21
Q
- what does the radius of gyration represent in a physical sense
A
a
22
Q
- explain what is meant by Flory-Hugins theory
A
a
23
Q
- what is the equation for the Flory-Hugins interaction parameter
A
a
24
Q
- how is the osmotic pressure between two systems connected by a semi-permeable barrier represented
A
a
25
Q
- what is the equation for osmotic pressure according to Van’t Hoff’s law and how is this plotted on a graph
A
a
26
Q
- what are the properties of a good solvent, theta solvent, and poor solvent
A
a
27
Q
- what are they key features of electrolyte solution model
A
a
28
Q
- explain what is meant by Debye-Huckel theory
A
a
29
Q
- for an electrolyte solution, what is the equation for Coulomb potential
A
a
30
Q
- for an electrolyte solution, explain what is meant by the Debye Length
A
a
31
Q
- for an electrolyte solution, what is the taylor expansion of Coulomb potential
A
a
32
Q
- what is the equation for Debye-Huckel limiting law
A
a
33
Q
- what are the applications of Debye-Huckel limiting law
A
a
34
Q
- what is meant by surface tension
A
a
35
Q
- what is the equation for the force to ** KEEP AB AT ITS POSITION FOR A SOAP FILM **
A
a
36
Q
- what is the equation for the Gibbs-Helmholtz energy of two bulk phases separated by interface
A
a
37
Q
- explain what is the molecular origin of surface tension
A
a
38
Q
- what is Laplace’s Law
A
a
39
Q
- what is the Kelvin Equation
A
a
40
Q
- what is the equation for the critical radius according to the Kelvin Equation
A
a
41
Q
- plot concentration against mole fraction to represent the Gibbs dividing surface of a system positive adsorption between its two phases
A
a
42
Q
- what is the definition of the surface excess concentration
A
a
43
Q
- plot concentration against mole fraction to represent the Gibbs dividing surface of a system negative adsorption between its two phases
A
a
44
Q
- what is the equation for the Gibbs adsorption equation of a system with i components
A
a
45
Q
** ADD DERIVATIONS **
A
A
46
Q
A
