For the first-order reaction, t1/2 = 22.5 h at 20 ºC and 1.5 h at 40 ºC.
N2O5 (g) → 2NO2 (g) + 1/2 O2 (g)
a) Calculate the activation energy of this reaction in kJ/mol.
b) If the Arrhenius constant A = 2.05 x 10 13 s-1, determine the value of k at 29 ºC in s -1.
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