What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cu2+ concentration is 1.74×10-4 M and the Mg2+ concentration is 1.31 M ?Cu2+(aq) + Mg(s) Cu(s) + Mg2+(aq)Answer: VThe cell reaction as written above is spontaneous for the concentrations given: _______truefalsePart B:What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Pb2+ concentration is 1.02 M and the Mg2+ concentration is 9.19×10-4 M ?Pb2+(aq) + Mg(s) Pb(s) + Mg2+(aq)Answer: VThe cell reaction as written above is spontaneous for the concentrations given: _______truefalsePart C:What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Pb2+ concentration is 1.45 M and the Cr3+ concentration is 1.02×10-4 M ?3Pb2+(aq) + 2Cr(s)3Pb(s) + 2Cr3+(aq)Answer: VThe cell reaction as written above is spontaneous for the concentrations given: _______truefalse

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Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions

Section19.5: Electrochemical Cells Under Nonstandard Conditions

Problem 2CYU: Check Your Understanding The half-cells Fe2+(aq, 0.024 M)|Fe(s) and H+(aq, 0.056 M)|H2(1.0 bar) are...

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Question

What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cu²⁺ concentration is 1.74×10^-4 M and the Mg²⁺ concentration is 1.31 M ?

Cu²⁺(aq) + Mg(s) Cu(s) + Mg²⁺(aq)

Answer: V

The cell reaction as written above is spontaneous for the concentrations given: _______truefalse

Part B:

What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Pb²⁺ concentration is 1.02 M and the Mg²⁺ concentration is 9.19×10^-4 M ?

Pb²⁺(aq) + Mg(s) Pb(s) + Mg²⁺(aq)

Answer: V

The cell reaction as written above is spontaneous for the concentrations given: _______truefalse

Part C:

What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Pb²⁺ concentration is 1.45 M and the Cr³⁺ concentration is 1.02×10^-4 M ?

3Pb²⁺(aq) + 2Cr(s)3Pb(s) + 2Cr³⁺(aq)

Answer: V

The cell reaction as written above is spontaneous for the concentrations given: _______truefalse

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