Mad scientists Ms. Jones & Ms. Peek studied how a catalyst affects the rate of a chemical reaction. The data table below shows their results Amount of Catalyst (mg)

Reaction Time (s)

10

60.3

20

47.7

30

31.8

40

22.6

Which statement correctly describes the pattern in the data (AKS 1a1)(DOK 1)

Question 25 options:

a. The catalyst did not affect the rate of the reaction.

b. The more catalyst added, the slower the rate of reaction

c. The more catalyst added, the faster the rate of the reaction

d. If 50 mg of catalyst were added, the reaction would take less than 22.6 seconds