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QUESTION 21 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1:...
QUESTION 10 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1:...
QUESTION 10 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1: 03(g) + hvO(g) + O2(g) (fast) Step 2: O(g) + O2(g) +202() (slow) What is the molecularity of the rate-determining step? unimolecular bimolecular zeromolecular More information is needed. termolecular QUESTION 11 At a certain temperature the equilibrium equals 0.11 for the reaction: 2 ICI(g) =12(g) + Cl2(g). What is the equilibrium concentration of Cl2 if 2.78 mol of 12 and 2.78 mol of Cl2...
Consider the mechanism proposed for the decomposition of ozone in the stratosphere: Step 1: &n
Consider the mechanism proposed for the decomposition of ozone in the stratosphere: Step 1: O3 (g) → O2 (g) + O (g) Step 2: O3 (g) + O (g) → 2 O2 (g) Overall reaction: 2 O3 (g) → 3 O2 (g) What is molecularity of the first step? Unimolecular Bimolecular Termolecular Unable to predict
1) 2) 3) C3H8(g) + 5 O2(g) = 3 CO2(g) + 4H2O(1) AH = -2220 kJ...
1)
2)
3)
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4H2O(1) AH = -2220 kJ Decreasing the temperature will result in shift the equilibrium to the right shift the equilibrium to the left Keq is decreased O no effect in shifting the equilibrium more information is needed Which of the following expressions is the correct equilibrium-constant expression for the reaction below? P4010(s) = P4(s) + 5 O2(g) [02]-5 O [0215 [P4010] [Pd][02] [P][0215 O [P4010] [P4010) [P][0,1175 A proposed...
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The following is a proposed mechanism...
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The
following is a proposed mechanism for the reaction:
Step 1: O3(g) ⇋ O2(g) + O(g) (fast) Step 2: O3(g) + O(g) ⇋ 2
O2(g) (slow)
Provide a valid rate law for the overall ozone decomposition
reaction based on this mechanism.
4. Ozone decomposes to molecular oxygen: 203(g) — 3 O2(g). The following is a proposed mechanism for the reaction: Step 1: 03(g) – O2(g) + O(g) (fast) Step 2:...
1) 2) 3) 4) C3H8(g) + 5 O2(g) = 3 CO2(g) + 4H2O(1) AH = -2220...
1)
2)
3)
4)
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4H2O(1) AH = -2220 kJ Decreasing the temperature will result in shift the equilibrium to the right shift the equilibrium to the left Keq is decreased O no effect in shifting the equilibrium more information is needed Which of the following expressions is the correct equilibrium-constant expression for the reaction below? P4010(s) = P4(s) + 5 O2(g) [02]-5 O [0215 [P4010] [Pd][02] [P][0215 O [P4010] [P4010) [P][0,1175 A...
A proposed mechanism for one of the pathways for the destruction of ozone in the atmosphere...
A proposed mechanism for one of the pathways for the destruction of ozone in the atmosphere is: step 1 slow: O3 + NO ---->NO2 + O2 step 2 fast: NO2 + O -----> NO + O2 (1) What is the equation for the overall reaction? Use the smallest integer coefficients possible. If a box is not needed, leave it blank. _____+_____----->_____ (3) Which species acts as a reaction intermediate? Enter formula. If none, leave box blank:(2) Which species acts as...
6. The decomposition of ozone in the upper atmosphere is catalyzed by NO. The overall reaction...
6. The decomposition of ozone in the upper atmosphere is catalyzed by NO. The overall reaction and rate law are: O:(g) + O(g) →202(g): rate = k[O][NOJ Write a possible mechanism that is consistent with rate law and identify an intermediate in the reaction. 7. A possible mechanism for the iodide ion catalyzed decomposition of hydrogen peroxide in aqueous solution is: H2O2(aq) + I'(aq) → H2O(l) + Of(aq) ---...-slow H2O2(aq) + Or(aq) → H2O(0) + O2(g) + I'(aq) -----fast What...
17. The following mechanism has been proposed for the thermal decomposition of ozone in the gas...
17. The following mechanism has been proposed for the thermal decomposition of ozone in the gas phase: 20 0 + 0₂ 0₂ + O₂ + 0 202 The rate expression for the production of oxygen is: A 3kı[O3] B) k2[O3][O] C) 2k1[O3] D) 2k1 [03]3/2 E) ki[O3]
20 points Identify the catalyst and intermediate in the following multi-step mechanism: Step 1: Br. +03...
20 points Identify the catalyst and intermediate in the following multi-step mechanism: Step 1: Br. +03 - Bro. +02 Step 2: Bro. +03 - Br + 202 Catalyst: O3 Intermediate: O2 Catalyst: Br. Intermediate Bro O Catalyst: Bro Intermediate: Br. O There is no catalyst or intermediate in the above reaction O Catalyst: O2 Intermediate: 03 Previous Next
12. The following mechanism is proposed for the decomposition of ozone (O3) to O2: 03 + M 02 + 0 + M 0+03 2 02 Apply the steady-state approximation to the concentration of atomic oxygen, and derive t...
12. The following mechanism is proposed for the decomposition of ozone (O3) to O2: 03 + M 02 + 0 + M 0+03 2 02 Apply the steady-state approximation to the concentration of atomic oxygen, and derive the rate law for the decomposition of ozone (M stands for a molecule that can exchange kinetic energy with particles undergoing the chemical reaction.)
12. The following mechanism is proposed for the decomposition of ozone (O3) to O2: 03 + M 02 +...
QUESTION 10 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1: 03(g) + hvO(g) + O2(g) (fast) Step 2: O(g) + O2(g) +202() (slow) What is the molecularity of the rate-determining step? unimolecular bimolecular zeromolecular More information is needed. termolecular QUESTION 11 At a certain temperature the equilibrium equals 0.11 for the reaction: 2 ICI(g) =12(g) + Cl2(g). What is the equilibrium concentration of Cl2 if 2.78 mol of 12 and 2.78 mol of Cl2...
1)
2)
3)
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4H2O(1) AH = -2220 kJ Decreasing the temperature will result in shift the equilibrium to the right shift the equilibrium to the left Keq is decreased O no effect in shifting the equilibrium more information is needed Which of the following expressions is the correct equilibrium-constant expression for the reaction below? P4010(s) = P4(s) + 5 O2(g) [02]-5 O [0215 [P4010] [Pd][02] [P][0215 O [P4010] [P4010) [P][0,1175 A proposed...
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The
following is a proposed mechanism for the reaction:
Step 1: O3(g) ⇋ O2(g) + O(g) (fast) Step 2: O3(g) + O(g) ⇋ 2
O2(g) (slow)
Provide a valid rate law for the overall ozone decomposition
reaction based on this mechanism.
4. Ozone decomposes to molecular oxygen: 203(g) — 3 O2(g). The following is a proposed mechanism for the reaction: Step 1: 03(g) – O2(g) + O(g) (fast) Step 2:...
1)
2)
3)
4)
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4H2O(1) AH = -2220 kJ Decreasing the temperature will result in shift the equilibrium to the right shift the equilibrium to the left Keq is decreased O no effect in shifting the equilibrium more information is needed Which of the following expressions is the correct equilibrium-constant expression for the reaction below? P4010(s) = P4(s) + 5 O2(g) [02]-5 O [0215 [P4010] [Pd][02] [P][0215 O [P4010] [P4010) [P][0,1175 A...
6. The decomposition of ozone in the upper atmosphere is catalyzed by NO. The overall reaction and rate law are: O:(g) + O(g) →202(g): rate = k[O][NOJ Write a possible mechanism that is consistent with rate law and identify an intermediate in the reaction. 7. A possible mechanism for the iodide ion catalyzed decomposition of hydrogen peroxide in aqueous solution is: H2O2(aq) + I'(aq) → H2O(l) + Of(aq) ---...-slow H2O2(aq) + Or(aq) → H2O(0) + O2(g) + I'(aq) -----fast What...
17. The following mechanism has been proposed for the thermal decomposition of ozone in the gas phase: 20 0 + 0₂ 0₂ + O₂ + 0 202 The rate expression for the production of oxygen is: A 3kı[O3] B) k2[O3][O] C) 2k1[O3] D) 2k1 [03]3/2 E) ki[O3]
20 points Identify the catalyst and intermediate in the following multi-step mechanism: Step 1: Br. +03 - Bro. +02 Step 2: Bro. +03 - Br + 202 Catalyst: O3 Intermediate: O2 Catalyst: Br. Intermediate Bro O Catalyst: Bro Intermediate: Br. O There is no catalyst or intermediate in the above reaction O Catalyst: O2 Intermediate: 03 Previous Next
12. The following mechanism is proposed for the decomposition of ozone (O3) to O2: 03 + M 02 + 0 + M 0+03 2 02 Apply the steady-state approximation to the concentration of atomic oxygen, and derive the rate law for the decomposition of ozone (M stands for a molecule that can exchange kinetic energy with particles undergoing the chemical reaction.)
12. The following mechanism is proposed for the decomposition of ozone (O3) to O2: 03 + M 02 +...
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