Reaction A and reaction B have identical frequency factors, but reaction B has a higher activation energy than reaction A. Which reaction has a faster rate at room temperature? A. Reaction A B. Reaction B

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Reaction A and reaction B have identical frequency factors, but reaction B has a higher activation energy than reaction A. Which reaction has a faster rate at room
temperature?
A. Reaction A
B. Reaction B
Transcribed Image Text:Reaction A and reaction B have identical frequency factors, but reaction B has a higher activation energy than reaction A. Which reaction has a faster rate at room temperature? A. Reaction A B. Reaction B
The slope and intercept of the Arrhenius plot for the 2nd order reaction of HI with CH2I forming methane and iodine are -1.67 x 104 K and 30.88, respectively.
Determine the activation energy in kJ mol-1
-2.0
-2.2
b = 30.88
m = -1.67x10“K
-2.4
-2.6
-2.8
-3.0
-3.2
-3.4-
-3.6
-3.8
-4.0
-4.2
0.00198
0.00200
0.00202
0.00204
0.00206
0.00208
0.00210
T'IK
In k
Transcribed Image Text:The slope and intercept of the Arrhenius plot for the 2nd order reaction of HI with CH2I forming methane and iodine are -1.67 x 104 K and 30.88, respectively. Determine the activation energy in kJ mol-1 -2.0 -2.2 b = 30.88 m = -1.67x10“K -2.4 -2.6 -2.8 -3.0 -3.2 -3.4- -3.6 -3.8 -4.0 -4.2 0.00198 0.00200 0.00202 0.00204 0.00206 0.00208 0.00210 T'IK In k
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