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The matter: Models and laws

The model of Aristotle           Lavoisier's law of conservation of mass      Lavoisier's law of conservation of mass (presentation)           The work of Lavoisier           Proust's law of constant proportions      Proust's law of constant proportions (presentation)           Proust's law of constant proportions (video)           Proust's law of constant proportions (exercise)           Dalton's law of multiple proportions      The atomic model of Dalton           Atomic interpretation of a chemical reaction           Models of molecules           The molecular model and the physical properties of matter          The lattices     

A brief history of chemistry