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20 points Identify the catalyst and intermediate in the following multi-step mechanism: Step 1: Br. +03...
Identify the catalyst and intermediate in the following multi-step mechanism: step 1: Br+O3 -> BrO+ O2...
Identify the catalyst and intermediate in the following multi-step mechanism: step 1: Br+O3 -> BrO+ O2 step 2: BrO + O3 -> Br +2O2 a. There is no catalyst or intermediate in the above reaction b. Catalyst: O2 Intermediate: O3 c. Catalyst: BrO∙ Intermediate: Br∙ d. Catalyst: O3 Intermediate: O2 e. Catalyst: Br∙ Intermediate BrO
Consider the mechanism below. Step 1: O, (g) + Br (g) BrO (g) + O, (g)...
Consider the mechanism below. Step 1: O, (g) + Br (g) BrO (g) + O, (g) Step 2: Bro (g) + O (g) Br (g) + 0 (s) Overall Reaction: 03 (g) +O (g) → 2 02 (g) The catalyst in this reaction is a) O3 b) BrO c) Br d) O2 6.
Which of the following is a catalyst in the multi-step reaction? 203 --> 302 Step 1:...
Which of the following is a catalyst in the multi-step reaction? 203 --> 302 Step 1: CI + O3 --> O2 + CIO Step 2: 03 --> O2 +O Step 3: CIO +O --> O2 + CI ОАО B.CI OCCIO 03 OD O E 02
QUESTION 21 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1:...
QUESTION 21 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1: 03(g) + hv → O(g) + O2(g) Step 2: O(g) + O3(g) → 202(0) Does this reaction mechanism have an intermediate and/or catalyst? Only a catalyst Only an intermediate An intermediate and a catalyst More information is needed O Neither an intermediate nor a catalyst
8. (20 points) Consider the following mechanism, with the accompanying energy diagram, which has been suggested...
8. (20 points) Consider the following mechanism, with the accompanying energy diagram, which has been suggested for the following overall reaction in the presence of a Cl catalyst: 03 +0 202 Step 1: Step 2: 03 + Cl → OCl + O2 OCl + 0 + 02 + Cl +---Ea, Energy - - - - AHrxn --- - Reaction progress- A. Based on the energy diagram, which step is rate limiting? Which step is the fastest? (4 Points) B. Identify...
The decomposition of hydrogen peroxide (H2O2(aq)) is proposed to follow a reaction mechanism of Step 1:...
The decomposition of hydrogen peroxide (H2O2(aq)) is proposed to follow a reaction mechanism of Step 1: H2O2(aq) + Br(aq)-H2O(l) + BrO (aq) Step 2: Bro (aq) + H2O2(aq),H2O(l) + O2(g) + Br(aq) What is the catalyst, and what is the effect of having a catalyst present? Periodic Table and Datasheet Br is the catalyst, and the reaction follows a faster pathway with Br than without BrO is the catalyst, and the reaction follows a faster pathway with Bro-than without Bro...
1.) Draw the mechanism and intermediate/product for each step of the following reaction. Each bo>x represents a stru...
1.) Draw the mechanism and intermediate/product for each step of the following reaction. Each bo>x represents a structure that should be given. Mechanisms for each step can be included with the previous structure. (20 points) (no mech. needed here) Br Mg ether H30 (no mech. needed here) 1.) CH3MgBr CrO,/H2SO4 2) H o
1.) Draw the mechanism and intermediate/product for each step of the following reaction. Each bo>x represents a structure that should be given. Mechanisms for each step can...
#13 Interpreting Mechanisms 1. Consider the following mechanism: Step 1 Br2  
#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...
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) 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...
Consider the mechanism below. Step 1: O, (g) + Br (g) BrO (g) + O, (g) Step 2: Bro (g) + O (g) Br (g) + 0 (s) Overall Reaction: 03 (g) +O (g) → 2 02 (g) The catalyst in this reaction is a) O3 b) BrO c) Br d) O2 6.
Which of the following is a catalyst in the multi-step reaction? 203 --> 302 Step 1: CI + O3 --> O2 + CIO Step 2: 03 --> O2 +O Step 3: CIO +O --> O2 + CI ОАО B.CI OCCIO 03 OD O E 02
QUESTION 21 A proposed mechanism for the decomposition of ozone in the atmosphere is: Step 1: 03(g) + hv → O(g) + O2(g) Step 2: O(g) + O3(g) → 202(0) Does this reaction mechanism have an intermediate and/or catalyst? Only a catalyst Only an intermediate An intermediate and a catalyst More information is needed O Neither an intermediate nor a catalyst
8. (20 points) Consider the following mechanism, with the accompanying energy diagram, which has been suggested for the following overall reaction in the presence of a Cl catalyst: 03 +0 202 Step 1: Step 2: 03 + Cl → OCl + O2 OCl + 0 + 02 + Cl +---Ea, Energy - - - - AHrxn --- - Reaction progress- A. Based on the energy diagram, which step is rate limiting? Which step is the fastest? (4 Points) B. Identify...
The decomposition of hydrogen peroxide (H2O2(aq)) is proposed to follow a reaction mechanism of Step 1: H2O2(aq) + Br(aq)-H2O(l) + BrO (aq) Step 2: Bro (aq) + H2O2(aq),H2O(l) + O2(g) + Br(aq) What is the catalyst, and what is the effect of having a catalyst present? Periodic Table and Datasheet Br is the catalyst, and the reaction follows a faster pathway with Br than without BrO is the catalyst, and the reaction follows a faster pathway with Bro-than without Bro...
1.) Draw the mechanism and intermediate/product for each step of the following reaction. Each bo>x represents a structure that should be given. Mechanisms for each step can be included with the previous structure. (20 points) (no mech. needed here) Br Mg ether H30 (no mech. needed here) 1.) CH3MgBr CrO,/H2SO4 2) H o
1.) Draw the mechanism and intermediate/product for each step of the following reaction. Each bo>x represents a structure that should be given. Mechanisms for each step can...
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)
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...
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