The dimerization of butadiene 2C4H6 (g) → C8H12 (g) was studied at 500. K, and the following data were obtained : Time(s) [C4H6](mol/L) 195 1.6 x 10-2 604 1.5 x 10-2 1246 1.3x 10-2 2180 1.1x 10-2 6210 0.68 x 10-2 Assuming that  Rate = -(Δ[C4H6])/(Δt) determine the form of the rate law, the integrated rate law, and the value of the rate constant for this reaction.

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