CHEM 3615. The second law of thermodynamics
35 videos • 4,497 views • by Diego Troya
1
A brief introduction to entropy and the second law
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2
Change in entropy in a Carnot cycle
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3
The themodynamic efficiency of a heat engine
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4
Change in system entropy in isothermal ideal-gas expansions
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5
Change in system entropy when heating/cooling
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6
The variation of entropy with temperature
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7
Change in system entropy in phase transitions
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8
Change of entropy in the surroundings
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9
Change in entropy in chemical reactions
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10
The third law of thermodynamics and absolute molar entropies.
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11
Change in entropy in chemical reactions. Example
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12
The spontaneity of chemical reactions and the change in entropy in the surroundings.
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13
A brief introduction to Debye's law of heat capacities
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14
Boltzmann's definition of entropy. Positional microstates
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15
The definition of Gibbs energy
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16
The definition of Helmholtz energy
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17
The relationship of Helmholtz energy and work
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18
The relationship of Gibbs energy and work
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19
The relationship of Gibbs energy and work illustrated
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20
Ways to calculate the reaction Gibbs energy
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21
Combining the 1st and 2nd laws: the fundamental equation for U
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22
Introduction to Maxwell relations
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23
Maxwell relation derived from Internal Energy
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24
Maxwell relation derived from Enthalpy
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25
Maxwell relation derived from Helmholtz Energy
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26
Making Sense of the Maxwell relation derived from Helmholtz Energy
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27
Maxwell relation derived from Gibbs Energy
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28
Maxwell relations and total derivatives of the Internal Energy
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29
Maxwell relations and total derivatives of the Enthalpy
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30
Maxwell relations and total derivatives of the Entropy
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31
Equations of state from Maxwell relations
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32
The dependence of the Gibbs energy on temperature
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33
The Gibbs-Helmholtz equation
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34
The dependence of the Gibbs energy on pressure
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35
The concept of fugacity
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