An electrochemical cell consists of a silver metal electrode immersed in a solution with Ag+| = 1.0 M separated by a porous disk from a copper metal electrode. If the copper electrode is placed in a solution of 5.0 M NH3 that is also 0.047 M in Cu(NH3),, what is the cell potential at 25°C? Cu²+ (ag) + 4 NH3 (aq) Cu(NH3),* (aq) K = 1.0 x 1013 You may need to use the following data: Agt +e Ag E =0.80 V Cu2+ + 2e - Cu E = 0.34 V Cell potential

An electrochemical cell consists of a silver metal electrode immersed in a solution with Ag+| = 1.0 M separated by a porous disk from a copper metal electrode. If the copper electrode is placed in a solution of 5.0 M NH3 that is also 0.047 M in Cu(NH3),, what is the cell potential at 25°C? Cu²+ (ag) + 4 NH3 (aq) Cu(NH3),* (aq) K = 1.0 x 1013 You may need to use the following data: Agt +e Ag E =0.80 V Cu2+ + 2e - Cu E = 0.34 V Cell potential

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

A cell constructed in which one half-cell consists of a Zn wire dipped in a solution of Zn(NO3)2- The other half-cell is composed of an inert electrode in a solution containing a mixture of Fe and Fe* ions. What will the cell potential, Ecell, be if the soluble ions have the following concentrations at 25°C? [Zn**] = 0.49M; [Fe] = 0.16 M; [Fe*] = 0.41 M Draw the complete galvanic cell set-up for this. Label each component.
In a cell with an aluminum electrode in a solution of aluminum nitrate and a zinc electrode in a solution of zinc nitrate: Al|Al3+ || Zn2+|Zn. If you increase the concentration of Zn2+, which of the following is true about the cell potential?
Using values from the table of standard reduction potentials, calculate the cell potential (in V) of the following cells. 2+ + (a) Fe(s) | Fe (aq) || Ag (aq) | Ag(s) V 2+ (b) Cd(s) | Cd²+ (aq) || Cr³+ (aq) | Cr(s) 2- 2+ (c) Cd(s), CdS(s) | S (aq) || Sn (aq) | Sn(s) V
Find the nonstandard cell potential for the galvanic cell described by the cell notation provided below. Cr(s)|Cr2+(aq,0.0200M)|| Fe3+(aq,4.00 M)|Fe(s)
Diagram the following galvanic cell, indicating the direc- tion of flow of electrons in the external circuit and the motion of ions in the salt bridge. Pt(s)|Cr²+ (aq), Cr³* (aq)||Cu²* (aq)|Cu(s) Write a balanced equation for the overall reaction in this cell.
Consider the following galvanic cell at 25°C. Pt | Cr²+ (0.25 M), Cr³+ (2.0 M) || Co²+ (0.17 M) | Co The overall reaction and equilibrium constant value are given below. 2 Cr²+ "(aq) + Co2+ Calculate the cell potential & for this galvanic cell and AG for the cell reaction at these conditions. + (aq) → 2 Cr³+ (aq) + Co(s) K = 2.79x107
The standard cell potential is +0.460 V for the following electrochemical cell reaction: Cu(s) + 2Ag*(aq) à Cu2+(aq) + 2Ag(s). What is the AG°xn?
Calculate the standard cell potential for the following galvanic cell. Ni(s)Ni(NO3)>(aq)||A9NO3(aq)|Ag(s)
3. Calculate the standard potentials for each of the cells at 298 K. Is each combination spontaneous as written? (a) Ag (s) | Ag + (aq) || Au *3 (aq) | Au (s) (b) Cu (s) | Cu +2 (aq) || Al *3 (aq) | Al (s)
For the following electrochemical cell: Mn(s)|Mn2+(aq)(.215M)||Cr3+(aq)(.113M), Cr2+(aq)(.301M)|Pt(s) Determine the cell potential for this electrochemical cell by first calculating the standard cell potential and then by using the Nernst equation.
An electrochemical cell consists of a silver metal electrode immersed in a solution with Ag* = 1.0 M separated by a porous disk from a copper metal electrode. If the copper electrode is placed in a solution of 5.0 MNH3 that is also 0.0080M in Cu(NH3),+, what is the cell potential at 25°C? Cu?+ (ag) + 4 NH3 (aq) = Cu(NH3)4²* (aq) K = 1.0 × 1013 Cell potential V
An electrochemical cell consists of a silver metal electrode immersed in a solution with[Ag+] = 1.0 M separated by a porous disk from a copper metal electrode. If the copper electrode is placed in a solution of 5.0 M NH3 that is also Cu(NH3)4 2+ 0.020M in , what is the cell potential at 25°C?