Consider the hypothetical reaction A+B+2C 2D+3E where the rate law is Rate= Δ[Α] KAB An experiment is carried out where [A] 1.0 x 10 M. (B) - 8.0 M, and (C2.0 M. The reaction is started, and after 7.0 seconds, the concentration of A is 3.8 × 10 M. a. Calculate the value of k for this reaction. 1. mol-1 k b. Calculate the half-life for this experiment. Half-life= c. Calculate the concentration of A after 19.0 seconds. Concentration= M d. Calculate the concentration of C after 19 seconds. Concentration - M

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