At 500 o C, cyclopropane, C3H6, rearranges to form propene. The reaction is first order with a rate constant of 6.7 x 10-4 s-1 . If the initial concentration of C3H6 is 0.0500 M, (a) what is the molarity of C3H6 after 30 min? (b) how many minutes does it take for the C3H6 concentration to drop to 0.0100 M? (c) what is the half-life of C3H6?

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