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For the gas phase reaction 2 NO2 + F2 -> 2nO2F, the rateconstant is 38dm3 mol-1 s-1 at 300 K. The reaction is first orderin F2 and NO2.

(a) Calculate the number of moles of NO2, F2, andNO2F present after 10 S if 2.00 moles of NO2 are mixed with 3.00moles of F2 in a 400 dm3 vessel at 300K.

(b) calculate the initialrate and the rate after 10 seconds for this mixture.

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