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?
Homework Answers
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Refer to the galvanic cell below:
A.) which chemical species is oxidized as current flows if...
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...
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...
Show all steps please :) A galvanic cell is prepared using the following two half-cells: (i)...
Show all steps please :)
A galvanic cell is prepared using the following two half-cells: (i) MnO4 (0.273 M), Mn2+ (0.167 M), and H+ (1.0 M), and (ii) Fe2+ (0.247 M) and Fe3+ (0.389 M). The standard reduction potentials for the two half cells are: Mnoa + 8H+ + 5e – Mn2+ + 4H20 E° = 1.507 V Fe3+ + e- Fe2+ E° = 0.770 V a) Calculate the voltage for this galvanic cell. b) Write the balanced equation for...
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...
Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is ...
Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Do you have enough information to calculate the cell voltage under standard conditions? Yes No If you said it was possible to calculate the cell voltage, do so and enter your answerNV here. Be sure your answer has the correct number of significant digits A chemist designs a galvanic cell that uses these two half-reactions half-reaction standard reduction potential Eed+1.51...
Use the galvanic cell notation to describe the Daniell cell. (4 marks) Using the reduction potential...
Use the galvanic cell notation to describe the Daniell cell. (4 marks) Using the reduction potential table calculate Eº for the Daniel cell. 12 marks) Calculate the equilibrium constant K for the reaction Cu2+ + Zn → Cu + Zn²+, at 25 °C. (4 marks) Standard Potentials at 25°C Half Reaction Potential Potential +2.87 V 0.000 V +2.07 V -0.04 V +2.05 V -0.13 V -1.69 V -0.14 V +1.69 V -0.23 V +1.67 V -0.26 V +1.63 v -0.28...
For all of the following experiments, under standard conditions, which species could be spontaneously produced? A...
For all of the following
experiments, under standard conditions, which species could be
spontaneously produced?
A lead wire is placed in a solution containing
Cu2+
yes no Cu
yes no PbO2
yes no No reaction
Crystals of I2 are added to a solution of
NaCl.
yes no I-
yes no No reaction
yes no Cl2
A silver wire is placed in a solution containing
Cu2+
no yes Cu
no yes No reaction
no yes Ag+
Half-Reaction 8° (V) Half-Reaction 8° (V) 2.87 1.99 1.82 1.78 1.70 1.69 1.68 1.60...
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...
A certain half-reaction has a standard reduction potential E = -0.45 V. An engineer proposes using...
A certain half-reaction has a standard reduction potential E = -0.45 V. An engineer proposes using this half-reaction at the cathode of a galvanic cell that must provide at least 1.00 V of electrical power. The cell will operate under standard conditions Note for advanced students: assume the engineer requires this half-reaction to happen at the cathode of the cell. 0-0 . " Is there a minimum standard reduction potential that the half-reaction used at the anode of this cell...
A certain half-reaction has a standard reduction potential E Ted =-0.99 V. An engineer proposes using...
A certain half-reaction has a standard reduction potential E Ted =-0.99 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.90 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell O- Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can have?...
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...
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...
Show all steps please :)
A galvanic cell is prepared using the following two half-cells: (i) MnO4 (0.273 M), Mn2+ (0.167 M), and H+ (1.0 M), and (ii) Fe2+ (0.247 M) and Fe3+ (0.389 M). The standard reduction potentials for the two half cells are: Mnoa + 8H+ + 5e – Mn2+ + 4H20 E° = 1.507 V Fe3+ + e- Fe2+ E° = 0.770 V a) Calculate the voltage for this galvanic cell. b) Write the balanced equation for...
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...
Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Do you have enough information to calculate the cell voltage under standard conditions? Yes No If you said it was possible to calculate the cell voltage, do so and enter your answerNV here. Be sure your answer has the correct number of significant digits A chemist designs a galvanic cell that uses these two half-reactions half-reaction standard reduction potential Eed+1.51...
Use the galvanic cell notation to describe the Daniell cell. (4 marks) Using the reduction potential table calculate Eº for the Daniel cell. 12 marks) Calculate the equilibrium constant K for the reaction Cu2+ + Zn → Cu + Zn²+, at 25 °C. (4 marks) Standard Potentials at 25°C Half Reaction Potential Potential +2.87 V 0.000 V +2.07 V -0.04 V +2.05 V -0.13 V -1.69 V -0.14 V +1.69 V -0.23 V +1.67 V -0.26 V +1.63 v -0.28...
For all of the following
experiments, under standard conditions, which species could be
spontaneously produced?
A lead wire is placed in a solution containing
Cu2+
yes no Cu
yes no PbO2
yes no No reaction
Crystals of I2 are added to a solution of
NaCl.
yes no I-
yes no No reaction
yes no Cl2
A silver wire is placed in a solution containing
Cu2+
no yes Cu
no yes No reaction
no yes Ag+
Half-Reaction 8° (V) Half-Reaction 8° (V) 2.87 1.99 1.82 1.78 1.70 1.69 1.68 1.60...
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...
A certain half-reaction has a standard reduction potential E = -0.45 V. An engineer proposes using this half-reaction at the cathode of a galvanic cell that must provide at least 1.00 V of electrical power. The cell will operate under standard conditions Note for advanced students: assume the engineer requires this half-reaction to happen at the cathode of the cell. 0-0 . " Is there a minimum standard reduction potential that the half-reaction used at the anode of this cell...
A certain half-reaction has a standard reduction potential E Ted =-0.99 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.90 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell O- Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can have?...
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