Question 5 of 10
 A student measures the time it takes for two reactions to be completed.
 Reaction A is completed in 12 seconds, and reaction B is completed in 21
 seconds. What can you conclude about the rates of these reactions?
 O A. The rate of reaction A is lower.
 B. The rates of reactions A and B are equal.
 O C. The rate of reaction B is lower.
 SUBMIT