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A galvanic cell is powered by the following redox reaction: 2 NO, (aq) + 8 H" (aq) + 3 Zn(s) - 2NO(g) + 4 H,0() + 3 Zn* (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Data Write a balanced equation for the half-reaction that takes place at the cathode. Mg+ (aq) + 2e - Mg (s) -2.372 Mn2+ (aq) + 2e - Mn (s) Mno2 (s) + 4H* (aq) + 2e - Mn4* (aq) + 2H20 (1) Mno4- (aq) + 8H* (aq) + 5e - Mn2+ (aq) + 4H20 (1) Mnoa (aq) + 2H,0 (1) + 3e - Mnoz (s) + 40H (aq) HNO2 (aq) + H+ (aq) + e - NO (9) + H20 (1) -1.185 1.224 Write a balanced equation for the half-reaction that takes place at the anode, 1.507 0.595 0.983 Calculate the cell voltage under standard conditions. N2 (9) + 4H20 (0) + 4e + 40H (aq) + N2H4 (aq) -1.16 = Dv Round your answer to 2 decimal plac. NO3 (aq) + 4H* (aq) + 3e - NO (g) + 2H20 (1) 0.957

A galvanic cell is powered by the following redox reaction: 2 NO, (aq) + 8 H" (aq) + 3 Zn(s) - 2NO(g) + 4 H,0() + 3 Zn* (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Data Write a balanced equation for the half-reaction that takes place at the cathode. Mg+ (aq) + 2e - Mg (s) -2.372 Mn2+ (aq) + 2e - Mn (s) Mno2 (s) + 4H* (aq) + 2e - Mn4* (aq) + 2H20 (1) Mno4- (aq) + 8H* (aq) + 5e - Mn2+ (aq) + 4H20 (1) Mnoa (aq) + 2H,0 (1) + 3e - Mnoz (s) + 40H (aq) HNO2 (aq) + H+ (aq) + e - NO (9) + H20 (1) -1.185 1.224 Write a balanced equation for the half-reaction that takes place at the anode, 1.507 0.595 0.983 Calculate the cell voltage under standard conditions. N2 (9) + 4H20 (0) + 4e + 40H (aq) + N2H4 (aq) -1.16 = Dv Round your answer to 2 decimal plac. NO3 (aq) + 4H* (aq) + 3e - NO (g) + 2H20 (1) 0.957

Chemistry
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: 2 NO, (aq) + 8 H" (aq) + 3 Zn(s) - 2NO(g) + 4 H,0() + 3 Zn* (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Data Write a balanced equation for the half-reaction that takes place at the cathode. Mg+ (aq) + 2e - Mg (s) -2.372 Mn2+ (aq) + 2e - Mn (s) Mno2 (s) + 4H* (aq) + 2e - Mn4* (aq) + 2H20 (1) Mno4- (aq) + 8H* (aq) + 5e - Mn2+ (aq) + 4H20 (1) Mnoa (aq) + 2H,0 (1) + 3e - Mnoz (s) + 40H (aq) HNO2 (aq) + H+ (aq) + e - NO (9) + H20 (1) -1.185 1.224 Write a balanced equation for the half-reaction that takes place at the anode, 1.507 0.595 0.983 Calculate the cell voltage under standard conditions. N2 (9) + 4H20 (0) + 4e + 40H (aq) + N2H4 (aq) -1.16 = Dv Round your answer to 2 decimal plac. NO3 (aq) + 4H* (aq) + 3e - NO (g) + 2H20 (1) 0.957
Transcribed Image Text:A galvanic cell is powered by the following redox reaction: 2 NO, (aq) + 8 H" (aq) + 3 Zn(s) - 2NO(g) + 4 H,0() + 3 Zn* (aq) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Data Write a balanced equation for the half-reaction that takes place at the cathode. Mg+ (aq) + 2e - Mg (s) -2.372 Mn2+ (aq) + 2e - Mn (s) Mno2 (s) + 4H* (aq) + 2e - Mn4* (aq) + 2H20 (1) Mno4- (aq) + 8H* (aq) + 5e - Mn2+ (aq) + 4H20 (1) Mnoa (aq) + 2H,0 (1) + 3e - Mnoz (s) + 40H (aq) HNO2 (aq) + H+ (aq) + e - NO (9) + H20 (1) -1.185 1.224 Write a balanced equation for the half-reaction that takes place at the anode, 1.507 0.595 0.983 Calculate the cell voltage under standard conditions. N2 (9) + 4H20 (0) + 4e + 40H (aq) + N2H4 (aq) -1.16 = Dv Round your answer to 2 decimal plac. NO3 (aq) + 4H* (aq) + 3e - NO (g) + 2H20 (1) 0.957
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