fhjlfljfdfjhjbb2768 fhjlfljfdfjhjbb2768 20-05-2023 Mathematics contestada The reaction 2A -> B is second order with a rate constant of 51 M-min at 24°C. (a) Starting with [A]0 = 0. 0092 M, how long will it take for [A]t = 3. 7 x 10-3 M?(b) Calculate the half-life of the reaction.