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A chemist designs a galvanic cell that uses these two half-reactions: half-reaction 2 H₂O()+2e 1 H₂(g) + 2OH(aq) 2+ Zn²+ (aq) +2e Answer the following questions about this cell. 1 Zn(s) standard reduction potential Ered=-0.83 V red == 0.763 V

A chemist designs a galvanic cell that uses these two half-reactions: half-reaction 2 H₂O()+2e 1 H₂(g) + 2OH(aq) 2+ Zn²+ (aq) +2e Answer the following questions about this cell. 1 Zn(s) standard reduction potential Ered=-0.83 V red == 0.763 V

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.46QE
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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 information to calculate the cell voltage under standard conditions? If you said it was possible to calculate the cell voltage, do so and enter your answer here. Round your answer to 1 significant digit. Yes No Ov
Transcribed Image Text: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 information to calculate the cell voltage under standard conditions? If you said it was possible to calculate the cell voltage, do so and enter your answer here. Round your answer to 1 significant digit. Yes No Ov
A chemist designs a galvanic cell that uses these two half-reactions: 2 H₂O(1)+2e 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. Zn²+ (aq)+2e Write a balanced equation for the overall reaction half-reaction Answer the following questions about this cell. that powers the cell. Be sure the reaction is spontaneous as written. Do you have enough - information to calculate the cell H₂(g) + 2OH(aq) Yes Zn(s) standard reduction potential - 0.83 V == Ered=-0.763 V ローロ 0₁. e X U
Transcribed Image Text:A chemist designs a galvanic cell that uses these two half-reactions: 2 H₂O(1)+2e 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. Zn²+ (aq)+2e Write a balanced equation for the overall reaction half-reaction Answer the following questions about this cell. that powers the cell. Be sure the reaction is spontaneous as written. Do you have enough - information to calculate the cell H₂(g) + 2OH(aq) Yes Zn(s) standard reduction potential - 0.83 V == Ered=-0.763 V ローロ 0₁. e X U
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