Wednesday, 5 December 2012

activation energy


what is activation energy
the energy that must be overcome in order for a chemical reaction to occur. Activation energy may also be defined as the minimum energy required to start a chemical reaction. The activation energy of a reaction is usually denoted by Ea and given in units of kilojoules per mole.



         sources: 
http://www.youtube.com/watch?v=VbIaK6PLrRM

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