Urgent help please!!!!
Use the information and graphs to answer the following question.
Trial 1
Trial 2
Energy (kJ)
55 50 35 30 250 15 1050
50
Energy (kJ)
50 5 0 125 30 25 2015 10 50
Time (sec)
Which of the following correctly identifies the reaction that was carried out with a catalyst?
Time (sec)
A Trial 2, because it decreased the rate of the reaction
B Trial 1, because it decreased the activation energy needed for the reaction to occur
C Trial 2, because it decreased the activation energy needed for the reaction to occur
D Trial 1, because it decreased the rate of the reaction
