Khan Academy (English - US curriculum)
Science & Engineering
Chemistry
States of matter and intermolecular forces
States of matter
States of matter
States of matter
States of matter follow-up
Specific heat and latent heat of fusion and vaporization
Specific heat, heat of fusion and vaporization example
Chilling water problem
Change of state example
Vapor pressure
Phase diagrams
Representing solids, liquids, and gases using particulate models
Crystalline and amorphous polymers
Representing alloys using particulate models
Structure of metals and alloys
Solids, liquids, and gases