The data below show the concentration of N2O5 versus time for the following reaction: N205 (g) → NO3 (g) + NO2(g) Time (s) [N2O5] (M) 1.000 25 0.822 50 0.677 75 0.557 100 0.458 125 0.377 150 0.310 175 0.255 200 0.210

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