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单词 activation energy
释义

activation energy

noun Chemistry
The minimum quantity of energy which the reacting species must possess in order to undergo a specified reaction.The energy that is required to activate molecules for a chemical reaction is the activation energy of the reaction....
  • In addition, to cause a reaction the colliding reactant molecules must surpass a minimum energy termed the activation energy and, in many cases, the reactant molecules must have a certain spatial orientation with respect to each other.
  • Chemical reactions require a minimum or threshold energy, called the activation energy.
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更新时间:2024/11/11 10:17:54