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Which of the following statements is true regarding a catalyst?

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Question: Which of the following statements is true regarding a catalyst?

Options:

  1. Increases activation energy
  2. Lowers activation energy
  3. Changes the equilibrium constant
  4. Is consumed in the reaction

Correct Answer: Lowers activation energy

Solution: 

A catalyst lowers the activation energy of a reaction, thereby increasing the rate without being consumed.

Which of the following statements is true regarding a catalyst?

Practice Questions

Q1
Which of the following statements is true regarding a catalyst?
  1. Increases activation energy
  2. Lowers activation energy
  3. Changes the equilibrium constant
  4. Is consumed in the reaction

Questions & Step-by-Step Solutions

Which of the following statements is true regarding a catalyst?
  • Step 1: Understand what a catalyst is. A catalyst is a substance that speeds up a chemical reaction.
  • Step 2: Learn about activation energy. Activation energy is the energy needed to start a reaction.
  • Step 3: Know that a catalyst lowers the activation energy. This means the reaction can happen more easily and quickly.
  • Step 4: Remember that a catalyst is not used up in the reaction. It can be used again and again.
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