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activation energy

División en sílabas: ac·ti·va·tion en·er·gy

Definición de activation energy en inglés:

sustantivo

Chemistry
The minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.
Example sentences
  • 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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