Homework Answers
The following reactions should be useful: i. Cu(s) + 4HNO3(aq) + Cu(NO.) + 2NO2(g) + H,00...
The following reactions should be useful: i. Cu(s) + 4HNO3(aq) + Cu(NO.) + 2NO2(g) + H,00 ii 2HNO, (aq) + Na.co,(s) → H2O(l) + CO2(g) + 2NaNO3(aq) ii. Cu(NO)2(aq) + Na.co, (s) → Cuco,(s) + 2NaNO3(aq) iv. Cuco,(s) + 2HCl(aq) → CuCl(aq) + H2O(1) + CO2(g) v. CuCl(aq) +Cu(s) → 2CuCl(s) 2. How many grams of copper will be produced if 25.0 mL of a 0.156 M CuSO, solution reacts with 7.89 g of zinc according to the given equation....
Given the following two reactions: (1)Cu(s) + Cl2(g)CuCl2(s) H(1) = -220.1 kJ (2)Ni(s) + Cl2(g)NiCl2(s) H(2)...
Given the following two reactions: (1)Cu(s) + Cl2(g)CuCl2(s) H(1) = -220.1 kJ (2)Ni(s) + Cl2(g)NiCl2(s) H(2) = -305.3 kJ calculate the enthalpy change for the following reaction: (3) Cu(s) + NiCl2(s) CuCl2(s) + Ni(s) H(3) kJ =
39. Given: E +0.46 V Eo- +0.34 V Cu(s) + 2 Ag+ → 2 Ag (s) + Cu2. Cu2+ + H2 (g) → Cu (s) + 2 H' Find the standar...
39. Given: E +0.46 V Eo- +0.34 V Cu(s) + 2 Ag+ → 2 Ag (s) + Cu2. Cu2+ + H2 (g) → Cu (s) + 2 H' Find the standard potential for the cell reaction for 2 Ag + H2 (g)-2 Ag+2H +0.80 V b. a. +0.40 V +0.12 V d. c. -0.12 v none of these e. 40. Given: Fe (s) + 2 Ag' (aq) Fe (ag)+ 2 Ag (s) with E ell -1.24 V What is the...
9.) (8 pts.) Use the following /2 cell information to answer the question below: Cu(s) |...
9.) (8 pts.) Use the following /2 cell information to answer the question below: Cu(s) | Cul(s) | Kl(aq) (0.075 M)||| The potential (E) for this 12 cell may be calculated using the Nernst equation and the following 12 reaction and standard potential: Cul(s) + e 5 Cu(s) + I'(aq) E° = -0.185 V Show that an equivalent potential (E) can be calculated for this 12 cell using the following 12 reaction and the Ksp value for Culs). You must...
g. Using your experimental results, explain why Zn(s) will reduce Cu?, Ag and H+ ions, but...
g. Using your experimental results, explain why Zn(s) will reduce Cu?, Ag and H+ ions, but Zn²+ ions are not reduced by Cu(s) or Ag(s) or H, (g). Reaction E (V) Explanation h. When a piece of silver metal is inserted into a solution of Cus or Agt will there be a reaction? Explain why or why not? Reaction E (V) Explanation
94. The net ionic equation for the reaction, Cu(s) + 2HNO3(aq) - H2(g) + Cu(NO3)(aq) A)...
94. The net ionic equation for the reaction, Cu(s) + 2HNO3(aq) - H2(g) + Cu(NO3)(aq) A) Cu(s) + H(aq) → H2(aq) +Cu? (aq) B) Cu(s) +2H(aq) → H2(g) +Cu2+ (aq) C) Cu(s) +2H (aq) H2(g) + Cu(aq) D) Cu(s) + H(aq) H2(g) + Cu(aq) X Question 13 of 100 Meme 51. Which of the following is TRUE? A) Hydrogen atom to hydrogen ion (H+)is reduction B) Oxygen atom to oxide ion(O2-) is reduction. C) tin atom to tin(IV) ion is...
Identify what is being oxidized and reduced in: 1. Cu(s)+CaCl2 2. Cu(s)+CuCl2 3.Cu(s)+MgCl2 4.Cu(s)+ZnCl2 5. Cu(s)+AlCl3...
Identify what is being oxidized and reduced in: 1. Cu(s)+CaCl2 2. Cu(s)+CuCl2 3.Cu(s)+MgCl2 4.Cu(s)+ZnCl2 5. Cu(s)+AlCl3 1. Mg(s)+CaCl2 2. Zn(s)+CuCl2
7) In the following reaction, Mg(s) + Cu²+ (aq) → Mg2+ (aq) + Cu (s): A)...
7) In the following reaction, Mg(s) + Cu²+ (aq) → Mg2+ (aq) + Cu (s): A) Mg is the reducing agent and Cu is the oxidizing agent. B) Mg²+ is the reducing agent and Cu is the oxidizing agent. C) Cu is the reducing agent and Mg?is the oxidizing agent. D) Cu²+ is the reducing agent and Mg is the oxidizing agent. E) Mg is the reducing agent and Cuis the oxidizing agent. 8) In the following reaction, Zn (s)...
The cell Cu(s)(1M) | Cu2+ || (1M) | Cu(s) has E = 0.182 V The cell...
The cell Cu(s)(1M) | Cu2+ || (1M) | Cu(s) has E = 0.182 V The cell Pt(s) | Cu+(1M) | Cu2+ || Cu+ | (1M) | Cu(s) has E = 0.364 V How do you calculate delta G?
Consider an electrochemical cell with the following cell reaction; Zn(s)+ Cu (aq) Zn2 (aq)+ Cu(s) where...
Consider an electrochemical cell with the following cell reaction; Zn(s)+ Cu (aq) Zn2 (aq)+ Cu(s) where [Cu+2] 0.01, [Zn+9-0.1 M. What will be the e.mf?
The following reactions should be useful: i. Cu(s) + 4HNO3(aq) + Cu(NO.) + 2NO2(g) + H,00 ii 2HNO, (aq) + Na.co,(s) → H2O(l) + CO2(g) + 2NaNO3(aq) ii. Cu(NO)2(aq) + Na.co, (s) → Cuco,(s) + 2NaNO3(aq) iv. Cuco,(s) + 2HCl(aq) → CuCl(aq) + H2O(1) + CO2(g) v. CuCl(aq) +Cu(s) → 2CuCl(s) 2. How many grams of copper will be produced if 25.0 mL of a 0.156 M CuSO, solution reacts with 7.89 g of zinc according to the given equation....
39. Given: E +0.46 V Eo- +0.34 V Cu(s) + 2 Ag+ → 2 Ag (s) + Cu2. Cu2+ + H2 (g) → Cu (s) + 2 H' Find the standard potential for the cell reaction for 2 Ag + H2 (g)-2 Ag+2H +0.80 V b. a. +0.40 V +0.12 V d. c. -0.12 v none of these e. 40. Given: Fe (s) + 2 Ag' (aq) Fe (ag)+ 2 Ag (s) with E ell -1.24 V What is the...
9.) (8 pts.) Use the following /2 cell information to answer the question below: Cu(s) | Cul(s) | Kl(aq) (0.075 M)||| The potential (E) for this 12 cell may be calculated using the Nernst equation and the following 12 reaction and standard potential: Cul(s) + e 5 Cu(s) + I'(aq) E° = -0.185 V Show that an equivalent potential (E) can be calculated for this 12 cell using the following 12 reaction and the Ksp value for Culs). You must...
g. Using your experimental results, explain why Zn(s) will reduce Cu?, Ag and H+ ions, but Zn²+ ions are not reduced by Cu(s) or Ag(s) or H, (g). Reaction E (V) Explanation h. When a piece of silver metal is inserted into a solution of Cus or Agt will there be a reaction? Explain why or why not? Reaction E (V) Explanation
94. The net ionic equation for the reaction, Cu(s) + 2HNO3(aq) - H2(g) + Cu(NO3)(aq) A) Cu(s) + H(aq) → H2(aq) +Cu? (aq) B) Cu(s) +2H(aq) → H2(g) +Cu2+ (aq) C) Cu(s) +2H (aq) H2(g) + Cu(aq) D) Cu(s) + H(aq) H2(g) + Cu(aq) X Question 13 of 100 Meme 51. Which of the following is TRUE? A) Hydrogen atom to hydrogen ion (H+)is reduction B) Oxygen atom to oxide ion(O2-) is reduction. C) tin atom to tin(IV) ion is...
7) In the following reaction, Mg(s) + Cu²+ (aq) → Mg2+ (aq) + Cu (s): A) Mg is the reducing agent and Cu is the oxidizing agent. B) Mg²+ is the reducing agent and Cu is the oxidizing agent. C) Cu is the reducing agent and Mg?is the oxidizing agent. D) Cu²+ is the reducing agent and Mg is the oxidizing agent. E) Mg is the reducing agent and Cuis the oxidizing agent. 8) In the following reaction, Zn (s)...
Consider an electrochemical cell with the following cell reaction; Zn(s)+ Cu (aq) Zn2 (aq)+ Cu(s) where [Cu+2] 0.01, [Zn+9-0.1 M. What will be the e.mf?
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