The reaction 2A + B → C occurs by the following 2 step mechanism:
A + B ------(k1)------> AB
AB ------(-k1) ------> A+B
AB + A ----- (k2)------> C
Apply the steady-state approximation for the reaction intermediate concentration to obtain the overall rate law from this mechanism:
a) k1 [A][B] b) k1k2[A][B]/((-k1) - k2[A]) c) k1k2[A]^2[B]/((-k1)+k2[A])
The reaction 2A + B → C occurs by the following 2 step mechanism: A +...
Below is a mechanism for the reaction A+B- P 5. 2A ? A+C rate constant kl AtC 2A rate constant k B+C Prate constant k2 In this mechanism, C is an intermediate. nd the steady state approximation if necessary, determine the rate law for the reaction. (B) Under what conditions does the rate law become first order in [AJ? (C) Under what conditions does the rate not depend on [B]?
Consider the mechanism. Step 1: Step 2: Overall: 2A B B+C HD 2A+ C D equilibrium slow Determine the rate law for the overall reaction, where the overall rate constant is represented as k. rate = 1
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Consider the following mechanism. step 1: A+B C step 2: C+A → D equilibrium slow overall: 2A+B - D Determine the rate law for the overall reaction (where the overall rate constant is represented as k). rate=
A chemical reaction, A+B → P, has the following mechanism: 2A< Ki>A, (fast to equilibrium) A+B&K, ™C (fast to equilibrium), A,+C-k>P+ 2A (slow) where Kį and K2 are the equilibrium constants for the first two reactions, respectively. k3 is the rate constant for the third reaction. (a) [5 points] Based on this mechanism, show that the rate of product (P) formation is: d[P] – k[A[B], where k is the rate constant of the overall reaction. Write k in terms of...
Consider the following mechanism. Step 1: A+B → C slow step 2: A+C→ D fast overall: 2A+B → D Determine the rate law for the overall reaction (where the overall rate constant is represented as k). rate w
Suppose the reaction: A + 2B - AB2 occurs by the following mechanism: Step 1 A + B - AB slow Step 2AB + B - AB fast The rate law expression for the reaction is
The reaction mechanism for the decomposition of N2O5 is given by the following set of equations: N2O5 -> NO2 + NO3 k1 NO2 + NO3 -> N2O5 k2 NO3 -> NO + O2 k3 NO3 + NO -> 2NO2 k4 a) Write the rate expression for the formation of O2. b) Obtain expressions for the steady state concentrations of NO and NO3. c) Using the expressions from (b), write the rate law for the formation of O2.
For a reaction that proceeds by the following two-step mechanism A2 ⇄ 2A (fast) A + B → C (slow) Which of the following statements is/are correct? 1) The reaction is first order in the concentration of A2. 2) B is a reaction intermediate. 3) The rate-determining step is bimolecular. 4) The units of the specific rate constant are mol1/2L-1/2s-1