Butadiene, dimerizes according to the following reaction: C4H6 (g) --> C8H12 (g) The dimerization is a second-order reaction. It takes 129 s for the concentration of C4H6 to go from 0.390 M to 0.220 M. What is the half-life of the reaction when butadiene is 0.280 M? Half-life = __________ s Part B:  The decomposition of sulfuryl chloride, SO2Cl2, to sulfur dioxide and chlorine gases is a first-order reaction. It is found that at a certain temperature, the rate constant equals 9.19 × 10-6 s-1. How long will it take to decompose SO2Cl2 so that 32.0% remains? The starting concentration is 0.0371 M. t =  __________ hr

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