7
QuizMultiple Choice
Shifts in Equilibrium — Unit test
Question 7 • IA-Chemistry A Survey of Chemistry A
Shiloh wanted to observe the changes that occurred during an exothermic reaction. He monitored the changes and placed them in a chart. Which statement best describes his data?
Answer
A
The activation energy was reached at 10:45 a.m. Without the additional energy, the reaction would have stopped.B
The activation energy was reached at 11:15 a.m. The previous change was the threshold point for a reaction.C
The activation energy was reached at 10:15 a.m. The additional energy allowed for a lower activity level.D
The activation energy was reached was 10:45 a.m. The additional energy did not affect the reaction.