Chemistry · Chemical Kinetics
The order of the reaction A → P is 2 when the concentration of reactant A is small. However, at higher concentrations of A, the overall reaction order changes to 1. Assuming the steady-state approximation can be applied to the active intermediate A*, which of the following reaction mechanisms explains this behavior?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A + A → A* + A A* → P
- 2A + A ⇌ A* + A A* → P✓
- 3A ⇌ A* A* → P
- 4A → P
Correct answer
A + A ⇌ A* + A A* → P
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