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Yr2 Physical > 1.MT Liquids and Solutions > Flashcards

1.MT Liquids and Solutions Flashcards

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

** ADD DERIVATIONS **

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46
Q
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Yr2 Physical (5 decks)

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