Which of the Following Statements Concerning the Action of a Catalyst

question 4

Multiple Choice

Which of the following statements concerning the action of a catalyst are true? Select all that apply.

• A) Catalysts alter the enthalpy change of a reaction.
• B) Catalysts are normally consumed during the course of a reaction.
• C) Catalysts provide an alternative mechanism for the reaction.
• D) Catalysts do not take part in the reaction that they speed up.
• E) Catalysts lower the activation energy of a reaction.

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