Hi. can some one please explain me the solution for
this question. the correct answer is B. thanks.
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Hi. can some one please explain me the solution for
this question. the correct answer is...
Hi. can some one please explain me the solution for this question. the correct answer is...
Hi. can some one please explain me the solution for
this question. the correct answer is C. thanks.
8. Consider the following galvanic cell and standard reduction potentials: Ag (aq) + e → Ag(s) E=0.80 V Pb²+ (aq) + 2e → Pb(s) E = -0.13 V IMA Which one of the following statements is TRUE? a) The cell on the left containing Ag (aq) is the anode. b) The initial reading on the voltmeter would be 0.67 V. c) Oxidation...
6. Consider the following galvanic cell and standard reduction potentials: Ag Pb E° = 0.80 V salt bridge Ag+ (aq) + e →...
6. Consider the following galvanic cell and standard reduction potentials: Ag Pb E° = 0.80 V salt bridge Ag+ (aq) + e → Ag(s) Pb2+(aq) + 2e → Pb(s) E° = -0.13 V 1 M Ag+ 1 M Pb2+ Which one of the following statements is TRUE? a) The cell on the left containing Ag+(aq) is the anode. b) The initial reading on the voltmeter would be 0.67 V. c) Oxidation occurs in the cell on the right containing Pb²+(aq)....
Hi could you please provide detailed. workings for this question? 6. What is the concentration of...
Hi could you please provide detailed. workings for this
question?
6. What is the concentration of Co2+(aq) ions in the solution made by adding water to cobalt(II) nitrate (0.50 mol) and ethylenediamine (3.0 mol) so that the final volume of solution is 3.0 L? The K stab of [Co(en)]2+ is 1.0 104 a) 1.3 x 10-14 M b) 1.5 x 10-15 M c) 2.9 x 10-15 M d) 3.3 x 10-15 M e) 8.7 x 10-16 M 7. How many...
20iii please and thanks Long Answer 20. A galvanic (voltaic) cell consists of Ag/Ag* and Sn/Sn2...
20iii please and thanks
Long Answer 20. A galvanic (voltaic) cell consists of Ag/Ag* and Sn/Sn2 half cells at standard conditions with a salt bridge containing KCI. Sn2+ (aq) + 2 e-→ Sn (s) Eo =-0.137 V Ag (aq) e > Ag (s)+0.800 V i. ii. Write a balanced equation for the spontaneous redox reaction and determine Ee Sketch this galvanic cell. Label the anode, the cathode, the direction of flow of electrons in the external circuit and the direction...
A voltaic cell is set up with a beaker on the left containing 1.0 M AgNO...
A voltaic cell is set up with a beaker on the left containing 1.0 M AgNO 3 and a silver electrode, and a beaker on the right containing 1.0 M Cr(NO 3) 3 and a chromium electrode. Given the following standard reduction potentials, answer the 3 questions below: Eº Ag+(aq) + 1e → Ag(s) +0.80 V Cr3+(aq) + 3e → Cr(s) -0.73V Part a. Write out the half-cell reaction that occurs at the anode of the voltaic cell. Part...
Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and - 0.13 V, respectively....
Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and - 0.13 V, respectively. The galvanic cell below uses the half-cells Pb2+ Pb and Zn2+|Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltmeter salt bridge CD- <-CD-RB B The electrode B could be inert platinum metal or lead metal. O True O False
Given the following answer the questions below: a) the metal that is the cathode is ________...
Given the following answer the questions below: a) the metal that is the cathode is ________ and the metal that is the anodes _______ b) reduction takes place at the Ag or Cu electrode (circle one) c) Oxidation takes place at the Ag or Cu electrode (circle one) d) Identify the salt bridge on the cell diagram. e) Calculate Ecell: Cu2+ (aq) + 2e- --> Cu(s) E= +0.34 V Ag+(aq) + e- --> Ag(s) E= +0.80 V
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential...
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential of the cell Fe(s) Fe3+(aq) || Ag" (aq) Ag(s) is +0.84 V. What is the standard reduction potential of the Fe3+1Fe electrode? +1.64 V +0.04 V O-1.64v -0.04 v -0.12 V Question 10 (1 point) In the following cell, A is a standard Co2+1Co electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.28 V, which half-reaction occurs in the left-hand...
Never mind, i have found the correct answer. Standard reduction potentials for the Zn2+/Zn and Mg2+/Mg...
Never mind, i have found the correct answer.
Standard reduction potentials for the Zn2+/Zn and Mg2+/Mg couples are -0.76 and -2.37 V, respectively. The galvanic cell below uses the half-cells Mg2+IMg and Zn2+1Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltmeter salt bridge CD-> + | The identities of A and D, respectively, are Zn and K+ Mg and Cl- Zn and Ci- Mg and K+
Question 5 (1 point) Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and...
Question 5 (1 point) Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and - 0.13 V, respectively. The galvanic cell below uses the half-cells Pb2 Pb and Zn2+Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltater salt bridge CD- The identities of A and C, respectively, are Zn and K OPb and K Zn and CH O Pb and CI Question 6 (1 point) Saved In a working electrochemical cell, the...
Hi. can some one please explain me the solution for
this question. the correct answer is C. thanks.
8. Consider the following galvanic cell and standard reduction potentials: Ag (aq) + e → Ag(s) E=0.80 V Pb²+ (aq) + 2e → Pb(s) E = -0.13 V IMA Which one of the following statements is TRUE? a) The cell on the left containing Ag (aq) is the anode. b) The initial reading on the voltmeter would be 0.67 V. c) Oxidation...
6. Consider the following galvanic cell and standard reduction potentials: Ag Pb E° = 0.80 V salt bridge Ag+ (aq) + e → Ag(s) Pb2+(aq) + 2e → Pb(s) E° = -0.13 V 1 M Ag+ 1 M Pb2+ Which one of the following statements is TRUE? a) The cell on the left containing Ag+(aq) is the anode. b) The initial reading on the voltmeter would be 0.67 V. c) Oxidation occurs in the cell on the right containing Pb²+(aq)....
Hi could you please provide detailed. workings for this
question?
6. What is the concentration of Co2+(aq) ions in the solution made by adding water to cobalt(II) nitrate (0.50 mol) and ethylenediamine (3.0 mol) so that the final volume of solution is 3.0 L? The K stab of [Co(en)]2+ is 1.0 104 a) 1.3 x 10-14 M b) 1.5 x 10-15 M c) 2.9 x 10-15 M d) 3.3 x 10-15 M e) 8.7 x 10-16 M 7. How many...
20iii please and thanks
Long Answer 20. A galvanic (voltaic) cell consists of Ag/Ag* and Sn/Sn2 half cells at standard conditions with a salt bridge containing KCI. Sn2+ (aq) + 2 e-→ Sn (s) Eo =-0.137 V Ag (aq) e > Ag (s)+0.800 V i. ii. Write a balanced equation for the spontaneous redox reaction and determine Ee Sketch this galvanic cell. Label the anode, the cathode, the direction of flow of electrons in the external circuit and the direction...
Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and - 0.13 V, respectively. The galvanic cell below uses the half-cells Pb2+ Pb and Zn2+|Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltmeter salt bridge CD- <-CD-RB B The electrode B could be inert platinum metal or lead metal. O True O False
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential of the cell Fe(s) Fe3+(aq) || Ag" (aq) Ag(s) is +0.84 V. What is the standard reduction potential of the Fe3+1Fe electrode? +1.64 V +0.04 V O-1.64v -0.04 v -0.12 V Question 10 (1 point) In the following cell, A is a standard Co2+1Co electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.28 V, which half-reaction occurs in the left-hand...
Never mind, i have found the correct answer.
Standard reduction potentials for the Zn2+/Zn and Mg2+/Mg couples are -0.76 and -2.37 V, respectively. The galvanic cell below uses the half-cells Mg2+IMg and Zn2+1Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltmeter salt bridge CD-> + | The identities of A and D, respectively, are Zn and K+ Mg and Cl- Zn and Ci- Mg and K+
Question 5 (1 point) Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and - 0.13 V, respectively. The galvanic cell below uses the half-cells Pb2 Pb and Zn2+Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltater salt bridge CD- The identities of A and C, respectively, are Zn and K OPb and K Zn and CH O Pb and CI Question 6 (1 point) Saved In a working electrochemical cell, the...
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