Chemical Kinetics

Which of the following reactions in this multi step reaction is the rate determining step?

• Step 1: A + B -> AB (slow)

• Step 2: AB + B -> AB₂ (fast)

• Overall: A + 2B -> AB₂

Which of the following reactions in this multi step reaction is the rate determining step?

• Step 1: A + A ⇌ A₂ (fast)

• Step 2: A₂ + A -> A₃ (slow)

• Step 3: A₃ + B -> A + C + D (fast)

• Overall: 2A + B -> C + D

If O₂ forms at a rate of +9.0 x 10^-6 M/s, at what rate does NO₂ form?

2N₂O_{5 (g)} -> 4NO_{2 (g)} + O_{2 (g)}

If O₂ forms at a rate of +9.0 x 10^-6 M/s, at what rate does N₂O₅ decrease?

2N₂O_{5 (g)} -> 4NO_{2 (g)} + O_{2 (g)}

Write the rate law for 2N₂O_{5 (g)} -> 4NO_{2 (g)} + O_{2 (g)}, if it was a 0-order reaction:

Write the rate law for CH₃CH₂Cl_(g) -> HCl_(g) + C₂H_4(g), if it was a 1st-order reaction:

Write the rate law for 2NOCl -> 2NO + Cl₂, if it was a 2nd-order reaction:

Using the data in the following table, calculate the reaction order with respect to the concentration of ethyl chloride:

CH₃CH₂Cl_(g) -> HCl_(g) + C₂H_4(g)

Using the data in the following table determine the rate constant for the reaction. Given the reaction is first order.

SO₂Cl_{2 (g)} -> SO_{2 (g)} + Cl_{2 (g)}

If a sample of ethyl chloride with an initial concentration of 0.0200 M is heated at 650°C, what is the concentration of ethyl chloride after 10 hours?

k = 1.6 x 10^-6 s^-1