0 Xhorrect . Question 1 of 9 (1 point) X Incorred X Incorrect X Incorrect Incorr

Question

0 Xhorrect . Question 1 of 9 (1 point) X Incorred X Incorrect X Incorrect Incorrect × Incorrect On the basis of the frequency factors and activation he rate constants and determine which one will have the values of the following two reactions, calculate larger rate constant at room temperature (298 K) Reaction A Reaction B + C em -11 cm A-2.5 x 10-1 A=2.6 x 10-11 molecule s mole cule s E=2.16 kJ/mol E,-11.6 kJ/mol , Number Number 1.088 × 10-11 k 2.408 x 10- ke There is additional foedback avalable Vew this leedback by cicking on te bar again to ste te ations fee back rate constant at room temperature? C Try Agan View Solution -D Ext Activity Progress: Activity Grade: 9 Points Possible Started: Tuesday, February 23, 2016, 10:32 PM Recorded: Description: ogged in as laura gomez Logout Need help? Contact support

Explanation / Answer

k = A e^(- Ea/RT)

Ea / RT = 11.6 / 8.314 x 10^-3 x 298

             = 4.682

A = 2.5 x 10^-12

k = A e^(- Ea/RT)

    = 2.5 x 10^-12 x e^-4.682

     = 2.315 x 10^-14

k = 2.315 x 10^-14

reaction A has the larger rate constant

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