When the Cu2+ concentration is 7.27x104 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: 10x10^6 M When the Hg2+ concentration is 6.15x10 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: I M
When the Cu2+ concentration is 7.27x104 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: 10x10^6 M When the Hg2+ concentration is 6.15x10 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: I M
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Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.88QP: Calculate the cell potential of a cell operating with the following reaction at 25C, in which...
Question
![When the Cu2+ concentration is 7.27x104 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: 10x10^6 M](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2a948ce4-bfec-4c4b-a693-d4721e6497c9%2F01e982b5-f8fa-4ab5-b73f-6a472b349e66%2Fs3yxhpb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:When the Cu2+ concentration is 7.27x104 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: 10x10^6 M
![When the Hg2+ concentration is 6.15x10 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: I
M](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2a948ce4-bfec-4c4b-a693-d4721e6497c9%2F01e982b5-f8fa-4ab5-b73f-6a472b349e66%2Fy65ssoq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:When the Hg2+ concentration is 6.15x10 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: I
M
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