In the Gas Phase at 500

question 58

Essay

In the gas phase at 500.°C,cyclopropane reacts to form propene in a first-order reaction.The figure shows the natural logarithm of the concentration of cyclopropane (in mol/L)plotted versus time.
a.Explain how this plot confirms that the reaction is first order.
b.Calculate the first-order rate constant,k.
c.Determine the initial concentration of cyclopropane in this experiment.

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