The Decomposition of N₂O₅(g) to NO₂(g) and O₂(g) Obeys First-Order

question 27

Multiple Choice

The decomposition of N₂O₅(g) to NO₂(g) and O₂(g) obeys first-order kinetics. Assume the form of the rate law is
Rate where k = 3.4 × 10^-5 s^-1 at 25°C.
-What is the initial rate of reaction at 25°C where [N₂O₅]₀ = 5.0 × 10^-2 M?

• A) 3.4 × 10^-5 mol/L • s
• B) 5.0 × 10^-2 mol/L • s
• C) 6.8 × 10^-4 mol/L • s
• D) 1.7 × 10^-6 mol/L • s
• E) none of these

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