Khan Academy on a Stick
States of matter
-
States of matter
Introduction to the states or phases of matter.
-
States of matter follow-up
More on Plasma and Hydrogen bonds.
-
Specific heat, heat of fusion and vaporization
Specifict heat and phase changes: Calculating how much heat is needed to convert 200g of ice at -10C to 110 degree steam.
-
Chilling water problem
How much ice at -10 degrees C is necessary to get 500g of water down to 0 degrees C?
-
Phase diagrams
Understanding and interpreting phase diagrams
-
Van der waals forces
Van Der Waals Forces: London Dispersion Forces, Dipole Attractions, and Hydrogen Bonds.
-
Covalent networks, metallic, and ionic crystals
Covalent Networks, Metallic, and Ionic Crystals: Some of the strongest molecular structures.
-
Vapor pressure
Vapor Pressure, Volatility, and Evaporation
-
Suspensions, colloids and solutions
Suspensions, Colloids and Solutions. The difference between Molarity and Molality.
-
Solubility
Solubility of salt and gas solutes in liquid solvent.
-
Boiling point elevation and freezing point depression
Raising or lowering the boiling or freezing point of a solution by adding solute.
-
Change of state example
Specific Heat Capacity and Enthalpy of Vaporization example