The reaction of butadiene gas (C4H6) to yield C8H12 gas is described by the equation: 2  C4H6(g)      ⟶        C8H12(g)   This “dimerization” reaction is second order with a rate constant equal to 2.76     10−2 L mol−1 min−1 under certain conditions. If the initial concentration of butadiene is 0.200 M, what is the concentration after 10.0 min?

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