15. Which of the following statements are true? A catalyst can act in chemical reaction to:
I. Lower the activation energy.
II. Change the equilibrium concentration of the products.
III. Decrease the ΔE for the reaction.
IV. Change the order of the reaction.
V. Provide a new path for the reaction.
(A) I, II, III
(B) II and III
(C) I and V
(D) III and IV
(E) II and V

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統計： A(0), B(1), C(6), D(2), E(0) #3149680

詳解 (共 1 筆)

#6044660
63. Which of the following statements are true? A catalyst can act in chemical reaction to: 
I. Lower the activation energy. 
II. Change the equilibrium concentration of the products. 
III. Decrease ΔE for the reaction. 
IV. Change the order of the reaction. 
V. Provide a new path for the reaction.
(A) I, II, and III
(B) II and III
(C) II and V
(D) I and V
(E) III and IV
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