The decomposition of N2O5 to NO2 and O2 is first order, with a rate constant of 4.80 × 10-4/s at 45°C. If the initial concentration of N2O5 is 2.96×10-2 mol/L, what is the concentration of N2O5 after 591 s? How long would it take for the concentration of N2O5 to decrease to 1.00 × 10-2 mol/L from an initial concentration of 2.96×10-2 mol/L?

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