6. The rate law for the following reaction is rate=k[NO2] (F2]: 2NO2(g) + F2(g) → 2NO2F(g) The mechanism proposed for this reaction is as follows: (i) NO2(g) + F2(g) → NO2F(g) + F(g) (ii) NO2(g) + F(g) → NO2F(g) Which elementary step is the rate-determining step in this reaction? Explain your answer in 1-2 sentences.
1. Write a rate law from the image below: TRANSITION STATES Ea(step 2) Ea(step 1) slow fast Potential energy NO2F+ F+NO2 2NO2 + F2 REACTANTS ΔΗ 'nxn <0 2NO2F PRODUCT Reaction progress A. Rate = k [NO2] B. Rate = k [NO2][F2] C. Rate = k [NO212[F2] 2. What is the overall reaction? A. 2 NO2 + F2 → 2 NO2F B. NO2 + F2 → NO2F +F + NO2 C. NO2 + F2 → 2 NO2F 3. Write out...
The reaction 2NO2(g)+F2(g)→2NO2F(g) has a second order rate law, rate=k[NO2][F2]. Suggest a mechanism that is consistent with this rate law.
1A.) Write a rate law from the image below. A. Rate = k [NO2] B. Rate = k [NO2][F2] C. Rate = k [NO2]2(F2] 1B.) What is the overall reaction? A. 2 NO2 + F2 → 2 NO2 B. NO2 + F2 NO2F +F+ NO2 C. NO2 + F2 →2 NO2 1C. ) Write out the elementary steps, labeling the slow step and identifying any intermediates. HINT: elementary steps must add up to the overall reaction Intermediate/s: _______ Catalyst/s: _______
4. A particular reaction is found to have the following rate law: Rate = k[A] [B] Which terms in this rate law are made different by each of the following changes? a. The concentration of A is doubled. Kate becomes a times the previous rate b. A catalyst is added. C. The concentration of A is increased by a factor of 2 and the concentration of Bis decreased by a factor of 4. d. The temperature is increased.
6. Consider the equation: 2NO2(g) → N2(g) +202() What effect will the following changes have on the reaction rate (increase or decrease)? a) The temperature is decreased from 800 K to 300 K? b) A catalyst is added c) The concentration of NO2 gas is doubled. True or False A reaction with larger Eact will proceed faster Raising the temperature of a reaction increases the rate of a reaction Catalysts increase the rate of a reaction by increasing the number...
For the reaction 2NO2 + F2 2NO2F, the rate constant is 38M-1s-1. The reaction is first order in NO2 and first order in F2, being of the second order total. Calculate the concentration of NO2, F2, and NO2F present after 30.0 seconds, if initially 3.00 mol of NO2 are mixed. with 1.00 mol of F2 in a container of 400 dm3 at 27oC.
The balanced equation for the reaction of nitrogen dioxide and fluorine is given below: 2 NO2 + F2 → 2 NO2F The proposed mechanism is: step 1: NO2 + F2 → NO2F + F (slow) step 2: F + NO2 → NO2F (fast) Based on this information, the following observations are made: I. The mechanism supports an experimentally determined rate law of rate = k[NO2]2[F2] II. F is an intermediate III. The reaction is first order in F2 Which of...
1. Write a rate law from the image below: TRANSITION STATES Ea(step 2) Ea(step 1) slow fast Potential energy NO2F+ F+NO2 2NO2 + F2 REACTANTS ΔΗ 'nxn <0 2NO2F PRODUCT Reaction progress A. Rate = k [NO2] B. Rate = k [NO2][F2] C. Rate = k [NO212[F2]
- The balanced equation for the reaction of nitrogen dioxide and fluorine is given below: 2 NO2 + F2 - 2 NO2F The proposed mechanism is: step 1: NO2 + F2 - NO2F + F (slow) step 2: F + NO2 - NO2F (fast) Based on this information, the following observations are made: 1. The mechanism supports an experimentally determined rate law of rate - k[NO2121F2] II. F is an intermediate III. The reaction is first order in F2 Which...