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formulas from each lecture in physical chemistry course, covering enthalpy and thermodynamics chapters
Typology: Cheat Sheet
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Lecture 1
Entropy change when heat is supplied, assuming temperature is constant:
Entropy change through change in temperature, assuming heat capacity remains constant with temperature:
( )
Lecture 2
Entropy change through change in volume, assuming constant temperature and pressure:
( )
Entropy change through change in pressure, assuming constant temperature and volume:
( )
Entropy change at a state function:
Trouton’s Rule:
Lecture 3
Entropy of a crystal with a set number of microstates (W):
Where kB = 1.38 x 10
Lecture 4
Entropy of surroundings in an isolated system:
Lecture 5
Gibbs free energy definition:
Calculating G through G standard at different pressures:
( )
Calculating change in G ° through equilibrium constant:
Other weird functions I don’t understand but need to try and learn to at least have a small shot of getting a first:
Topic 1: Single component mixtures
For a one-component system, chemical potential is equivalent to molar Gibbs energy
Clapeyron Equation
Gradient of phase coexistence lines for plastic crystals
Clausius Clapeyron Equation
Topic 2: Thermodynamics of liquid mixtures
Raoult’s Law
Dalton’s Law
( )
Topic 3: Thermodynamics of non-ideal liquid mixtures
Derivations from ideality (Raoult's Law) are defined with reference to pressure-composition diagrams
and the sign of ΔHmix
Henry’s Law
Lecture 1
The steady state approximation (SSA)
Lecture 2
The Lindemann mechanism and the SSA
Activation Energies
Lecture 3
Lecture 4
Relaxation Kinetics
Diffusion Controlled Reactions in Solution
[ ] [ ][ ]
Activation Controlled Reactions and Transition State Theory
[ ] [ ] ( )
so
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