A galvanic cell is powered by the following redox reaction: 2+ MnO4(aq) + 2 H₂O(l) + 3 Cu* (aq) → MnO₂(s) + 4 OH¯(aq) + 3 Cu²+ (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Write a balanced equation for the half-reaction that takes place at the cathode. Write a balanced equation for the half-reaction that takes place at the anode. Calculate the cell voltage under standard conditions. Round your answer to 2 decimal places. 0 E = v 0-0 e X

A galvanic cell is powered by the following redox reaction: 2+ MnO4(aq) + 2 H₂O(l) + 3 Cu* (aq) → MnO₂(s) + 4 OH¯(aq) + 3 Cu²+ (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Write a balanced equation for the half-reaction that takes place at the cathode. Write a balanced equation for the half-reaction that takes place at the anode. Calculate the cell voltage under standard conditions. Round your answer to 2 decimal places. 0 E = v 0-0 e X

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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A galvanic cell is powered by the following redox reaction: MnO (aq) + 8H(aq) + 5 Cu* (aq) (aq) + 4H₂O(1) + 5 Cu²+ (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Calculate the cell voltage under standard conditions. Round your answer to 2 decimal places. - Mn²+ ローロ X 00 3
For a galvanic cell based on the following half-reactions: Fe3+(aq) + e- → Fe2+(aq)Ag+(aq) + e- → Ag(s)
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A chemist designs a galvanic cell that uses these two half-reactions: 3+ 2+ Fe (aq)+e → Fe (aq) Cro (aq) + 4H₂O(1)+3e¯ Cr(OH)3(s)+5 OH(aq) Answer the following questions about this 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 half-reaction spontaneous as written. 0 standard reduction potential Ed=+0.771 V 'red E 'red = -0.13 V ロ→ロ × x10 5
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Consider a cell that uses the redox reaction: 3 Na (s) + La3+ (aq) → 3 Na+ (aq) + La (s). Calculate the equilibrium constant (K) for this reaction at 25 ºC, given the following standard reduction potentials: La3+ (aq) + 3 e- → La (s) E° = -2.37 V Na+ (aq) + e- → Na (s) E° = -2.71 V 1.8 x 10-6 5.7 x 10-18 5.6 x 105 1.7 x 1017
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A chemist designs a galvanic cell that uses these two half-reactions: half-reaction 2+ MnO2(s)+4H (aq)+2e → Mn (aq)+2 H₂O(1) 2+ Zn(aq) + 2e ->>> Zn(s) standard reduction potential E = +1.23 V red = -0.763 V red Answer the following questions about this 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 as written. ☐ Do you have enough O Yes information to calculate the cell voltage under standard conditions? O No If you said it was possible to calculate the cell voltage, do so and enter your answer here. Round your answer to 3 significant digits. Ον ローロ e x10 ×
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction 2+ Cu²+ (aq) + e MnO4(aq) + 2 H₂O(1)+3e Cu (aq) → MnO₂(s)+4 OH (aq) standard reduction potential Eº red = 'red = +0.153 V +0.59 V