1a. When the Cu2+ concentration is 7.81×10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.612V. What is the Mg2+ concentration? Cu2+(aq) + Mg(s) Cu(s) + Mg2+(aq) 1b. When the Hg2+ concentration is 1.14 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.726V. What is the Zn2+ concentration? Hg2+(aq) + Zn(s) Hg(l) + Zn2+(aq) 1c. When the Hg2+ concentration is 2.15×10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.406V. What is the Al3+ concentration? 3Hg2+(aq) + 2Al(s)3Hg(l) + 2Al3+(aq)
1a. When the Cu2+ concentration is 7.81×10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.612V. What is the Mg2+ concentration? Cu2+(aq) + Mg(s) Cu(s) + Mg2+(aq) 1b. When the Hg2+ concentration is 1.14 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.726V. What is the Zn2+ concentration? Hg2+(aq) + Zn(s) Hg(l) + Zn2+(aq) 1c. When the Hg2+ concentration is 2.15×10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.406V. What is the Al3+ concentration? 3Hg2+(aq) + 2Al(s)3Hg(l) + 2Al3+(aq)
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 19.72QP: What is the standard cell potential you would obtain from a cell at 25C using an electrode in which...
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1a. When the Cu2+ concentration is 7.81×10-4 M, the observed cell potential at 298K for an
Cu2+(aq) + Mg(s) Cu(s) + Mg2+(aq)
1b. When the Hg2+ concentration is 1.14 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.726V. What is the Zn2+ concentration?
Hg2+(aq) + Zn(s) Hg(l) + Zn2+(aq)
1c. When the Hg2+ concentration is 2.15×10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.406V. What is the Al3+ concentration?
3Hg2+(aq) + 2Al(s)3Hg(l) + 2Al3+(aq)
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