15. Chemical Kinetics

Which of the following best describes the role of a catalyst in the energetics of a chemical reaction?

Catalysts increase reaction rates by _____

Why is the shape of a catalyst important in chemical reactions?

How does a catalyst increase the speed of a chemical reaction?

Which of the following is a substance that lowers the activation energy of a chemical reaction?

Which of the following best describes how a catalyst affects the rate of a chemical reaction?

Which of the following best explains why a catalyst allows a chemical reaction to occur at 0 °C?

Which of the following is true about catalysts?

Which of the following is responsible for lowering the activation energy of a chemical reaction?

Which of the following best describes how a catalyst affects a chemical reaction?

What occurs when a catalyst is added to a chemical reaction?

Which of the following is true of a catalyst?

In the energy profile diagram below, which curve represents the catalyzed reaction? A. Curve 1: Lower activation energy B. Curve 2: Higher activation energy

Which type of substance is commonly used to increase the decomposition rate of hydrogen peroxide (H_2O_2)?