part (c) since heat of reaction calculated in part b comes out to be negative therefore in energy profile diagram products lies below reactants. For slow step energy of intermediate is higher than that of fast step.
Please answer each part with work shown. Thank you. 6. The following three mechanisms have been proposed for a particular reaction. Mechanism II Mechanism III Mechanisml H2 +NO-H2O+N (slow) N +...
2) A proposed reaction mechanism for nitric oxide, NO, produced in hydrogen fueled jet engines 1s 2 NO(g) N202(g) N202(g) + H2(g) H20(g) +N20(g) N20(g) +H2(g) N2(g) + H20(g) fast slow fast a) Write a balanced equation for the overall chemical reaction (1/2 mark) b) Determine the theoretical rate law. (1 mark) c) Using the blank reaction progress diagram below sketch the energy profile of this exothermic reaction mechanism, labeling the positions of NO. H2,N 02, N2O, H2O, N2. (3...
QUESTION 19 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) + N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? Ok[NO]1/2[H2] k[NO]2[H2] k[NO] [H2)2 k[N20][H2] k[NO]2
14. The reaction 2 H2(g) + 2 NO(g) ® N2(g) + 2 H2O(g) is proposed to have the alternate mechanism: 2 NO(g) ® N2O2(g) FAST N2O2(g) + H2(g) ® N2O(g) + H2O(g) SLOW N2O(g) + H2(g) ® N2(g) + H2O(g) FAST If the rate law is found to be Rate = k[H2][NO]2, could this support the proposed mechanism? Does the rate law indicate that the reaction is termolecular?
Part 4 contains the following questions... 11.Name the molecules shown below [4 marks] H 12. Use the reaction mechanism below to answer the following questions, show your work [6 marks] NO + H2 = N + H20 _(fast) N + NO + N20 _(slow) N2O + H2N2 + H20 _(fast) a. What is the overall chemical reaction? b. What is the rate law for this reaction?
A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) → N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? O k[no]/2[Hz] O k[N20][H2] O k[NO]2 O k[NO]2[Hz] O k[NO]2[H212
Can you explain with all necessary steps and equations? thank you 6. The reaction 2 H2 + 2 NO N2 + 2 H20 may proceed by the following mechanism: 2 NO - N202 (k, and k.1) H2 + N202 N2O + H2O (kz) H + N20 - N2 + H2O (ku). Use the steady-state approximation to predict the rate law for the formation of the product N.
3. Use the proposed reaction mechanism to answer the following questions; Elementary 1: 2NO2Cl <---> ClO2 + N2O + ClO Elementary 2: N2O + ClO2 <---> NO2 + NOCl Elementary 3: NOCl + ClO ---> NO2 + Cl2 a) What is the overall (reduced) reaction? b) Identify any intermediates. c) Determine the rate law expression for each elementary reaction. (fast) (fast) (slow)
#13 Interpreting Mechanisms 1. Consider the following mechanism: Step 1 Br2 2Br fast Step 2 Br + H2 H2Br fast Step 3 H2Br + Br 2HBr slow a. What is the overall equation? b. Identify the intermediate(s) if any. c. What is the molecularity and the rate law for each step including any reversible steps? d. What is the predicted rate law expression for this reaction. Be sure to only list reactants from the overall equation and...
QUESTION 9 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) → N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? k[N2O][H2] k[NO]2[H2] k[NO]2[H2]2 k[NO]1/2[H2] k[NO]2
Hello! Can someone help me and solve these? Thank you! 4. The following mechanism has been proposed for a reaction: Step 1 H2(g) + Step 2 O(g) + O2(g) H2(g) → O(g) H2O(g) + H2O(g) → (a) What is the equation for the overall reaction? (b) What are the expected rate laws for Step 1 and Step 2? Step 1 - Step 2 (c) What if any intermediates are there? (d) If step 1 is slow and step 2 is...