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When the Hg2+ concentration is 6.15×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.499V. What is the Cr3+ concentration? 3Hg2+(aq) + 2Cr(s) >3Hg(1) + 2Cr3+(aq) Answer: M When the Cu2+ concentration is 7.27×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.984V. What is the Cr³+ concentration? 3Cu²+(aq) + 2Cr(s)—>3Cu(s) + 2Cr³+(aq) Answer: M

When the Hg2+ concentration is 6.15×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.499V. What is the Cr3+ concentration? 3Hg2+(aq) + 2Cr(s) >3Hg(1) + 2Cr3+(aq) Answer: M When the Cu2+ concentration is 7.27×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.984V. What is the Cr³+ concentration? 3Cu²+(aq) + 2Cr(s)—>3Cu(s) + 2Cr³+(aq) Answer: M

General Chemistry - Standalone book (MindTap Course List)
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 19.88QP: Calculate the cell potential of a cell operating with the following reaction at 25C, in which...
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When the Hg2+ concentration is 6.15×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.499V. What is the Cr3+ concentration? 3Hg2+(aq) + 2Cr(s) >3Hg(1) + 2Cr3+(aq) Answer: M
Transcribed Image Text:When the Hg2+ concentration is 6.15×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.499V. What is the Cr3+ concentration? 3Hg2+(aq) + 2Cr(s) >3Hg(1) + 2Cr3+(aq) Answer: M
When the Cu2+ concentration is 7.27×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.984V. What is the Cr³+ concentration? 3Cu²+(aq) + 2Cr(s)—>3Cu(s) + 2Cr³+(aq) Answer: M
Transcribed Image Text:When the Cu2+ concentration is 7.27×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.984V. What is the Cr³+ concentration? 3Cu²+(aq) + 2Cr(s)—>3Cu(s) + 2Cr³+(aq) Answer: M
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