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A galvanic cell is prepared using the following two half-cells: (i)...
A galvanic cell is prepared using the following half-cells: (i) MnO4-(0.283M), Mn2+(0.081M), and H+(1.0 M), and...
A galvanic cell is prepared using the following half-cells: (i) MnO4-(0.283M), Mn2+(0.081M), and H+(1.0 M), and (ii) Sn2+(0.236M) and Sn4+(0.145M). MnO4-+ 8H++ 5e-↔Mn2++ 4H2O Eo= 1.507 V Sn4++ 2e-↔Sn2+Eo= 0.151 V a)Calculate the galvanic cell voltage. b)Write the complete cell description. c)Write the cell reaction indicating clearly the direction of spontaneous reaction. d)Name the electrode (anode or cathode), give the polarity (positive or negative) of the electrode, and state the reaction (oxidation or reduction) occurring in the tin half-cell. Please...
help me solve this correctly Calculate the value of E for the galvanic cell made from...
help me solve this correctly
Calculate the value of E for the galvanic cell made from these two half reactions when MnO4) = 0.010 M. [H] =0.20 M, [Mn?] = 0.020 M, [Fe3+] = 0.75 M, [Fe2+] = 0.30 M. Ece - OTO nF 75 Q: 1.02m] 6.30m 5 (-010[0.1073747 (0.05 .000 4 MnO4 +8H+ +5e → Mn2+ + 4H20 E° = 1.51 V Fe3+ + + Fe2+ Ecelli Ecell - (8. (8./4.J/mol) (E° = 0.77 V Product S496485) Treactants...
Problem Set #34: Galvanic Cells & Standard Reduction Potential Practice Sheet Directions: (a) Sketch the galvanic...
Problem Set #34: Galvanic Cells & Standard Reduction Potential Practice Sheet Directions: (a) Sketch the galvanic cell based on the following overall reaction OR half- reactions. o Show the direction of electron flow o Identify the cathode and anode (b) Give the overall balanced reaction (c) Determine the Evalues for each of the galvanic cells. (d) Give the standard line notation for each cell. (Assume that all concentrations are 1.0M and that all partial pressures are 1.0 atm) 1. 103(aq)...
Please state the answer clearly for a thumbs up! D Question 10 Refer to the galvanic...
Please state the answer clearly for a thumbs up!
D Question 10 Refer to the galvanic cell below (the contents of each half-cell are written beneath each compartment): 0.10 M MnO4 0.40 M Cr3+ 0.20 M Mn2+ 0.30 M Cr20,2- 0.010 MH 0.010 MH+ The standard reduction potentials are as follows: MnO4 +8H+ +5e Mn2+ + 4H20, <= 1.51 V Cr2O72- + 14H* +6e2Cr3+ +7H20, € = 1.33 V When current is allowed to flow, which species is oxidized? o...
Please show all work step by step and final answer. Nernst Equation Applied to Half-Reactions The...
Please show all work step by step and final
answer.
Nernst Equation Applied to Half-Reactions The Nernst equation can be applied to half-reactions. Calculate the reduction potential (at 25°C) of the half-cell Cu/Cu2+ (1.8x10- M). (The half-reaction is Cu2+ + 2e Cu.) 1 pts Submit Answer Tries 0/5 Calculate the reduction potential (at 25°C) of the half-cell Mn04 (2.00x10-1 M) Mn2+ (2.50X10-2 M) at pH = 4.00. (The half-reaction is MnO4 + 8H+ + 5e Mn2+ + 4H20.) 1pts Submit...
Galvanic Cell Homework - Unanswered Dunhus Galvanic cell Using the electrochemical series, predict which species will...
Galvanic Cell Homework - Unanswered Dunhus Galvanic cell Using the electrochemical series, predict which species will be oxidized on Anode in a galvanic cell constructed of tin metal and a solution containing Fe3+ and Fe2+ ions. E° (Fe3+/Fe2+) = + 0.771 V E° (Sn2+/Sn(s)) = -0.141 V Click or tap on the species being oxidized on Anode. Fe3+ Fe2+ Sn2+ Sn(s) Targets placed: 0/2 You can place up to 2 targets LIICA U pon the stronger oxidant Which is the...
A chemist designs a galvanic cell that uses these two half-reactions: standard reduction potential half-reaction +...
A chemist designs a galvanic cell that uses these two half-reactions: standard reduction potential half-reaction + O2(9)+4 H (aq)+4e' 2H20) = 1.23 V red Ered Fe+. (аq) Fe3(aq)+e = +0.771 V Answer the following questions about thiss cell Write a balanced equation for the half-reaction that happens at the cathode Write a balanced equation for the half-reaction that happens at the anode Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous...
Refer to the galvanic cell below: A.) which chemical species is oxidized as current flows if...
Refer to the galvanic cell below:
A.) which chemical species is oxidized as current flows if all
rectants/products were present at standard conditions?
B.) Which chemical species is reduced as current flows if all
rectants/products were present at standard at standard
conditions?
C.) What direction do the electrons flow?
D.) Where are the anode and cathode for this cell?
motor 0.1 M MnO4 0.2 M Mn2+ 0.01 M H 0.4 M Cr3+ 0.3 M Cr202 0.01 MH Salt Bridge The...
4. A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown:...
4. A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown: Cu2+(aq) + 2e Cu(s) Fe3+(aq) + 3e,-- Fe(s) +0.34V +0.77V What is the standard free energy change for the cell reaction of this galvanic cell?
For each of the following galvanic cells (1) write out the conventional (overall) cell reaction and...
For each of the following galvanic cells (1) write out the conventional (overall) cell reaction and the two half reactions of which it is composed, (2) calculate the actual E for each cell a. Pt Br (aq) (0.75 M), Br2 (aq) (0.1 M)||Ci' (0.6 M) Cl2(Q) (0.2 atm), Pt b. Ag AgCl(), Cl- (0.5 M) || MinO4 (0.02 M), Mn2+ (0.15 M), H* (0.1 M) | Pt c. Cd Ca(NH3)42+ (0.04 M), NH3 (aq) (0.1 M) || Fe3+ (0.6 M),...
help me solve this correctly
Calculate the value of E for the galvanic cell made from these two half reactions when MnO4) = 0.010 M. [H] =0.20 M, [Mn?] = 0.020 M, [Fe3+] = 0.75 M, [Fe2+] = 0.30 M. Ece - OTO nF 75 Q: 1.02m] 6.30m 5 (-010[0.1073747 (0.05 .000 4 MnO4 +8H+ +5e → Mn2+ + 4H20 E° = 1.51 V Fe3+ + + Fe2+ Ecelli Ecell - (8. (8./4.J/mol) (E° = 0.77 V Product S496485) Treactants...
Problem Set #34: Galvanic Cells & Standard Reduction Potential Practice Sheet Directions: (a) Sketch the galvanic cell based on the following overall reaction OR half- reactions. o Show the direction of electron flow o Identify the cathode and anode (b) Give the overall balanced reaction (c) Determine the Evalues for each of the galvanic cells. (d) Give the standard line notation for each cell. (Assume that all concentrations are 1.0M and that all partial pressures are 1.0 atm) 1. 103(aq)...
Please state the answer clearly for a thumbs up!
D Question 10 Refer to the galvanic cell below (the contents of each half-cell are written beneath each compartment): 0.10 M MnO4 0.40 M Cr3+ 0.20 M Mn2+ 0.30 M Cr20,2- 0.010 MH 0.010 MH+ The standard reduction potentials are as follows: MnO4 +8H+ +5e Mn2+ + 4H20, <= 1.51 V Cr2O72- + 14H* +6e2Cr3+ +7H20, € = 1.33 V When current is allowed to flow, which species is oxidized? o...
Please show all work step by step and final
answer.
Nernst Equation Applied to Half-Reactions The Nernst equation can be applied to half-reactions. Calculate the reduction potential (at 25°C) of the half-cell Cu/Cu2+ (1.8x10- M). (The half-reaction is Cu2+ + 2e Cu.) 1 pts Submit Answer Tries 0/5 Calculate the reduction potential (at 25°C) of the half-cell Mn04 (2.00x10-1 M) Mn2+ (2.50X10-2 M) at pH = 4.00. (The half-reaction is MnO4 + 8H+ + 5e Mn2+ + 4H20.) 1pts Submit...
Galvanic Cell Homework - Unanswered Dunhus Galvanic cell Using the electrochemical series, predict which species will be oxidized on Anode in a galvanic cell constructed of tin metal and a solution containing Fe3+ and Fe2+ ions. E° (Fe3+/Fe2+) = + 0.771 V E° (Sn2+/Sn(s)) = -0.141 V Click or tap on the species being oxidized on Anode. Fe3+ Fe2+ Sn2+ Sn(s) Targets placed: 0/2 You can place up to 2 targets LIICA U pon the stronger oxidant Which is the...
A chemist designs a galvanic cell that uses these two half-reactions: standard reduction potential half-reaction + O2(9)+4 H (aq)+4e' 2H20) = 1.23 V red Ered Fe+. (аq) Fe3(aq)+e = +0.771 V Answer the following questions about thiss cell Write a balanced equation for the half-reaction that happens at the cathode Write a balanced equation for the half-reaction that happens at the anode Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous...
Refer to the galvanic cell below:
A.) which chemical species is oxidized as current flows if all
rectants/products were present at standard conditions?
B.) Which chemical species is reduced as current flows if all
rectants/products were present at standard at standard
conditions?
C.) What direction do the electrons flow?
D.) Where are the anode and cathode for this cell?
motor 0.1 M MnO4 0.2 M Mn2+ 0.01 M H 0.4 M Cr3+ 0.3 M Cr202 0.01 MH Salt Bridge The...
4. A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown: Cu2+(aq) + 2e Cu(s) Fe3+(aq) + 3e,-- Fe(s) +0.34V +0.77V What is the standard free energy change for the cell reaction of this galvanic cell?
For each of the following galvanic cells (1) write out the conventional (overall) cell reaction and the two half reactions of which it is composed, (2) calculate the actual E for each cell a. Pt Br (aq) (0.75 M), Br2 (aq) (0.1 M)||Ci' (0.6 M) Cl2(Q) (0.2 atm), Pt b. Ag AgCl(), Cl- (0.5 M) || MinO4 (0.02 M), Mn2+ (0.15 M), H* (0.1 M) | Pt c. Cd Ca(NH3)42+ (0.04 M), NH3 (aq) (0.1 M) || Fe3+ (0.6 M),...
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