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Chemical Reactions: Energy Changes, Heat (enthalpy) of Reaction, Entropy changes, Rates of Reaction, Reversibility, Equilibrium constants, Le Chatelier's Principle

revised August 12, 2012

animation man pushing rock p activation energy

reaction rates: how fast they happen
Formative exercise answers reaction rates: effect of temperature
suggested exercises reaction rates: catalysts, concentration
heat changes & chemical reactions reaction rates: effect of concentration
endothermic & exothermic changes reversible reactions versus reactions that go to completion
Gibbs free energy what makes reactions occur equilibrium expressions & equilibrium constant
  Le Chatelier's Principle disturbing an equilibrium
  self test   
  self test answer


Online Introductory Chemistry

Dr. Walt Volland all rights reserved, 2001-2012
revised August 12, 2012