5. For the elementary process: N2O5(g) → NO2(g) + NO3(g) The activation energy for the forward reaction, Eaf, is 154 kJ/mol. AE for this reaction is 136 kJ/mol. a) Sketch the energy profile for the reaction and label Eaf,, Eab , and AE in the diagram. Also, label the location of the transition state for this reaction.

Which of the following is the reason/s why the catalysts increase the rate of a reaction ( HINT: catalysts only lower the activation energy): (more than one answer i) Multiple answers: Multiple answers are accepted for this question Select one or more answers and submit. For keyboard navigation... SHOW MORE V a Increasing the energy of the reactants b Increasing the energy of the transition state Decreasing the energy of the reactants d Decreasing the energy of the transition state e Increasing the fraction of reactants that has energy higher than the activation energy f Decreasing the activation energy for the reaction

For the reaction: 4NH3 (g) + 7O2 (g) → 4NO2 (g) + 6H2 (g), if H2 is produced at a rate of 3.5 x 10-3 M/s, O2 is consumed at a rate of... A. -2.5 x 10-2 M/s B. -4.1 x 10-3 M/s C. -2.1 x 10-2 M/s D. -3.0 x 10-3 M/s E. -5.8 x 10-4 M/s

The activation energy for a certain biological reaction is 48 kJ/mol, and the rate constant is 2.5 x 10-2 s-1 at 15°C. What is the rate constant when the temperature is 37°C? 1.0 x 10-1 S-1 6.0 x 10-35-1 2.5 x 10-1 S-1 2.7 x 10-2 S-1 1.1 S-1