The reaction 2A + 2B → M + N has the rate law: Rate = k[A]2. At 25°C, k = 0.0110 L mol-1 s-1. If the initial concentrations of A and B are 0.363 M and 0.509 M, respectively What is the half-life of the reaction? What will be the concentrations of A and B after 30.0 minutes?

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