What is the effect of a catalyst on a reaction?
Answer and explanation
Correct answer: A. It lowers the activation energy
- Step 1: Catalysts provide an alternative pathway.
Answer
It lowers the activation energy.
Why not the others: It raises the activation energy: a catalyst does the opposite; It is used up completely: catalysts are regenerated; It changes the equilibrium position: it only speeds up reaching equilibrium.
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