The activation energy of a reaction at a given temperature is found to be 2.303 RT J mol–1. The ratio of rate constant to the Arrhenius factor is
0.1
0.01
0.001
0.02
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The following mechanism has been proposed for the reaction of NO and Br2 to form NOBrNO(g) + Br2(g) ⇌ NOBr2(g)
NOBr2(g) + NO(g) → 2NOBr(g)
If the second step is rate determining step, the order of the reaction with respect to NO(g) is