The reaction of NO and O2 produces NO2. 2 NO(g) + O2(g) → 2 NO2(g) The reaction is second-order with respect to NO(g) and first-order with respect to O2(g). At a given temperature, the rate constant, k, equals 4.7 × 102 M–2s–1. What is the rate of reaction when the initial concentrations of NO and O2 are 0.025 M and 0.015 M, respectively

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