Homework Answers
The answers are
10) the reducing agent is
H2
As it is getting oxidised to H2O by reducing CuO
11) the reducing agent is
H2
As it is getting oxidised to H2O by reducing CO2
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QUESTION 10 What is reducing agent in the following reaction? CuO + H2 --> Cu +...
The following reactions use the species above. Determine the oxidizing agent and the reducing agent, and which atom...
The following reactions use the species above. Determine the oxidizing agent and the reducing agent, and which atom is oxidized or reduced for each reaction C2H4 + 3 O2 → 2 CO2 + 2 H2O Atom oxidized: Oxidizing agent: Atom reduced: Reducing agent: CuO + H2 → Cu + H2O Atom oxidized: Oxidizing agent: Atom reduced: Reducing agent: Cu + 4HNO3 → Cu(NO3)2 + 2 NO2 + 2 H20 Atom oxidized: Oxidizing agent: Atom reduced: Reducing agent:
5&6 5) Identify the oxidizing agent, reducing agent, substance oxidized, and substance reduced. a) Consider the...
5&6
5) Identify the oxidizing agent, reducing agent, substance oxidized, and substance reduced. a) Consider the reaction Fe(NO3)3(aq) + H2S(aq) → FeS(s) + HNO3(aq) + S(s). b) Consider the reaction CuO(s) + H2(g) → Cu(s) + H2O(l). 6) Consider the reaction C(g) + O2(g) + CO2(g). (a) Determine the oxidation states of carbon and oxygen in CO2. (Drawing a Lewis struc- tures may help here.) (b) What are the oxidation states of the reactants carbon and oxygen? (c) Which substance...
QUESTION 9 In the following redox reaction, what is the reducing agent? H20(1) + 3CH3OH(aq) +...
QUESTION 9 In the following redox reaction, what is the reducing agent? H20(1) + 3CH3OH(aq) + Cr2O72-(aq) — 3CH20(aq) + 2Cr3+(aq) + 8OH"(aq) O H₂O (1) CH3OH (aq) Cr2072- (aq) o cr2 O Cr3+(aq)
What is the product containing copper after the reaction of Cu(NO3)2(aq) + NaOH --> Cu(s) O...
What is the product containing copper after the reaction of Cu(NO3)2(aq) + NaOH --> Cu(s) O Cu(NO3)2(aq) Cuo(s) Cu(OH)2(s) CuSO4(aq) none of these The previous problem had you calculate the mass of carbon dioxide produced when a given mass of potassium carbonate reacted with a given volume of nitric acid. In this reaction with the previously given amounts, what is the limiting reactant? K2CO3 (aq) + 2 HNO3 (aq) --> 2KNO3 (aq) + H20 (1) + CO2 (g) O CO2...
Identify the oxidizing and reducing agents for the following reaction (unbalanced equation): 12 (s) + NO3(aq)...
Identify the oxidizing and reducing agents for the following reaction (unbalanced equation): 12 (s) + NO3(aq) .......-> 103 (aq) + NO2 (g) (a)NO3 is reducing agent;12 is oxidizing agent (b) NO, is oxidizing agent; 12 is reducing agent (d) 12 is both reducing agent and oxidizing agent O O (c) NO, is both reducing agent and oxidizing agent
10. What is the best reducing agent? Cu+, Ag+, F2, Fe3+ Please explain the step by...
10. What is the best reducing agent? Cu+, Ag+, F2,
Fe3+
Please explain the step by step of reading the half reaction table,
plus the use of signs, whenever it's positive and negative.
11. Sketch the voltaic cell containing Mg/Mg2+ and
Pb/Pb2+ half cells. Describe everyrhing that is going on in the
cell. Calculate the E°cell.
Please explain the steps.
10. What is the best reducing agent? Cu, Ag'. F2, Fet 11: Sketch the voltaic cell containing Mg/Mg and Pb/Pb2+...
QUESTION 4 In the following reaction, Mg(s) + + Cu2+ (aq) → Mg2+ *(aq) + Cu(3)...
QUESTION 4 In the following reaction, Mg(s) + + Cu2+ (aq) → Mg2+ *(aq) + Cu(3) Mg is the reducing agent and Cu is the oxidizing agent. O Cu is the reducing agent and Mg2+ is the oxidizing agent. Mg2+ is the reducing agent and Cu is the oxidizing agent. O Mg is the reducing agent and Cu2+ is the oxidizing agent. is the reducing agent and Mg is the oxidizing agent. O QUESTION 5 Which of the following diatomic...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
The following reactions use the species above. Determine the oxidizing agent and the reducing agent, and which atom is oxidized or reduced for each reaction C2H4 + 3 O2 → 2 CO2 + 2 H2O Atom oxidized: Oxidizing agent: Atom reduced: Reducing agent: CuO + H2 → Cu + H2O Atom oxidized: Oxidizing agent: Atom reduced: Reducing agent: Cu + 4HNO3 → Cu(NO3)2 + 2 NO2 + 2 H20 Atom oxidized: Oxidizing agent: Atom reduced: Reducing agent:
5&6
5) Identify the oxidizing agent, reducing agent, substance oxidized, and substance reduced. a) Consider the reaction Fe(NO3)3(aq) + H2S(aq) → FeS(s) + HNO3(aq) + S(s). b) Consider the reaction CuO(s) + H2(g) → Cu(s) + H2O(l). 6) Consider the reaction C(g) + O2(g) + CO2(g). (a) Determine the oxidation states of carbon and oxygen in CO2. (Drawing a Lewis struc- tures may help here.) (b) What are the oxidation states of the reactants carbon and oxygen? (c) Which substance...
QUESTION 9 In the following redox reaction, what is the reducing agent? H20(1) + 3CH3OH(aq) + Cr2O72-(aq) — 3CH20(aq) + 2Cr3+(aq) + 8OH"(aq) O H₂O (1) CH3OH (aq) Cr2072- (aq) o cr2 O Cr3+(aq)
What is the product containing copper after the reaction of Cu(NO3)2(aq) + NaOH --> Cu(s) O Cu(NO3)2(aq) Cuo(s) Cu(OH)2(s) CuSO4(aq) none of these The previous problem had you calculate the mass of carbon dioxide produced when a given mass of potassium carbonate reacted with a given volume of nitric acid. In this reaction with the previously given amounts, what is the limiting reactant? K2CO3 (aq) + 2 HNO3 (aq) --> 2KNO3 (aq) + H20 (1) + CO2 (g) O CO2...
Identify the oxidizing and reducing agents for the following reaction (unbalanced equation): 12 (s) + NO3(aq) .......-> 103 (aq) + NO2 (g) (a)NO3 is reducing agent;12 is oxidizing agent (b) NO, is oxidizing agent; 12 is reducing agent (d) 12 is both reducing agent and oxidizing agent O O (c) NO, is both reducing agent and oxidizing agent
10. What is the best reducing agent? Cu+, Ag+, F2,
Fe3+
Please explain the step by step of reading the half reaction table,
plus the use of signs, whenever it's positive and negative.
11. Sketch the voltaic cell containing Mg/Mg2+ and
Pb/Pb2+ half cells. Describe everyrhing that is going on in the
cell. Calculate the E°cell.
Please explain the steps.
10. What is the best reducing agent? Cu, Ag'. F2, Fet 11: Sketch the voltaic cell containing Mg/Mg and Pb/Pb2+...
QUESTION 4 In the following reaction, Mg(s) + + Cu2+ (aq) → Mg2+ *(aq) + Cu(3) Mg is the reducing agent and Cu is the oxidizing agent. O Cu is the reducing agent and Mg2+ is the oxidizing agent. Mg2+ is the reducing agent and Cu is the oxidizing agent. O Mg is the reducing agent and Cu2+ is the oxidizing agent. is the reducing agent and Mg is the oxidizing agent. O QUESTION 5 Which of the following diatomic...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
Oxidizing agent Reducing agent termine which half-cell elect the potentials, note that are them is to note that Pb the more negative reductie + 2e Ph. The half en offis reversed. iting both potentials: 14. Mno + SO, + HO SO M hali Oxidation Half Reaction: Reduction: Cu Oxidation Pb Reduction Hall Reaction: the reaction with respect either (or both) half rea te in both half reactions Add the two half-rear Oxidizing agent: Reducing agent + 15. 10. + HSO,...
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