THERMODYNAMICS

“THERMODYNAMICS”

Thermodynamics

• Thermodynamics (part 1)
• Thermodynamics (part 2)
• Thermodynamics (part 3)
• Thermodynamics (part 4)
• Thermodynamics (part 5)
• Macrostates and microstates
• Quasistatic and reversible processes
• First law of thermodynamics / internal energy
• More on internal energy
• Work from expansion
• Pv-diagrams and expansion work
• Proof: U = (3/2)PV or U = (3/2)nRT
• Work done by isothermic process
• Carnot cycle and Carnot engine
• Proof: Volume ratios in a carnot cycle
• Proof: S (or entropy) is a valid state variable
• Thermodynamic entropy definition clarification
• Reconciling thermodynamic and state definitions of entropy
• Entropy intuition
• Maxwell's demon
• More on entropy
• Efficiency of a Carnot engine
• Carnot efficiency 2: Reversing the cycle
• Carnot efficiency 3: Proving that it is the most efficient
• Enthalpy
• Heat of formation
• Hess's law and reaction enthalpy change
• Gibbs free energy and spontaneity
• Gibbs free energy example
• More rigorous Gibbs free energy / spontaneity relationship
• A look at a seductive but wrong Gibbs/spontaneity proof
• Stoichiometry example problem 1
• Stoichiometry example problem 2
• Limiting reactant example problem 1
• Empirical and molecular formulas from stoichiometry
• Example of finding reactant empirical formula
• Stoichiometry of a reaction in solution
• Another stoichiometry example in a solution
• Molecular and empirical formulas from percent composition
• Hess's law example