Given the standard reduction potentials, which combination in the answer choices below would produce the lowest cell voltage when combined into a voltaic cell? Remember that one of the half reactions will serve as the oxidation reaction. Use the equation: Ecell Ered (cathode) - Ered (anode) to calculate the cell voltage. = 12(s) + 2e-21-(aq) Agt(aq)+ e- Ag(s) Cu²+ (aq) + 2e- → Cu(s) Cr³+(aq) + 3e- → Cr(s) Al³+(aq) + 3e- → Al(s) Sn²+ (aq) + 2 e- Sn(s) 12(s) & Cr(s) Cu²+(aq) & Sn(s) Cu²+ (aq) & Cr(s) Ag* (aq) & Al(s) Eºreduction 0.54 V 0.80 V 0.34 V - 0.74 V -1.66 V -0.14 V
Given the standard reduction potentials, which combination in the answer choices below would produce the lowest cell voltage when combined into a voltaic cell? Remember that one of the half reactions will serve as the oxidation reaction. Use the equation: Ecell Ered (cathode) - Ered (anode) to calculate the cell voltage. = 12(s) + 2e-21-(aq) Agt(aq)+ e- Ag(s) Cu²+ (aq) + 2e- → Cu(s) Cr³+(aq) + 3e- → Cr(s) Al³+(aq) + 3e- → Al(s) Sn²+ (aq) + 2 e- Sn(s) 12(s) & Cr(s) Cu²+(aq) & Sn(s) Cu²+ (aq) & Cr(s) Ag* (aq) & Al(s) Eºreduction 0.54 V 0.80 V 0.34 V - 0.74 V -1.66 V -0.14 V
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.140QP
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