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demetri231 demetri231
  • 05-05-2016
  • Chemistry
Answered

Which phrase best describes the effect of a catalyst on a chemical reaction?

Verified Answer :

Anonymous Anonymous
  • 05-05-2016

A catalyst lowers the activation energy of a reaction which makes the reaction happen at a faster rate. The catalyst lowers the activation energy by changing the reaction mechanism.
I hope this helps. Let me know if anything is unclear.

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