Consider the following galvanic cell at 25°C.Pt | Cr2+ (0.29 M), Cr3+ (2.0 M) || Co 2+ (0.18 M) | CoThe overall reaction and equilibrium constant value are given below.2 Cr2+(aq) + Co 2+(aq) → 2 Cr3+(aq) + Co(s)K = 2.79x107Calculate the cell potential for this galvanic cell and AG for the cell reaction at these conditions.EAGX VX kJ

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Answered: Consider the following galvanic cell at…

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...

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X(s)|X5+ (0.94 M) || Mn O4 1 minus (1.10 M)|Mn O2(s)|H+ (0.51 M)The reduction potential for X5+ is 2.22 V. What is the potential of this non standard cell (in Volts)?
A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 3+ 2 Cr³+ (aq) +3Ca (s) → 2Cr (s) + 3Ca²+ (aq) 3+ 2+ Suppose the cell is prepared with 4.58 M Cr³+ in one half-cell and 2.50 M Ca²+ in the other. Calculate the cell voltage under these conditions. Round your answer to 3 significant digits. 0 x10 X μ 010
A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown: Co2+ (aq) + 2e → Co(s) Eº=-0.29 volt - Cd2+ (aq) +2e →→ Cd(s) E°= -0.42 volt The actual concentrations are: [Co2+ (aq)] = 0.0006 M, [Cd2+] = 0.149 M. What is the potential in volt of this galvanic cell? (T-298K) Report your answer with 3 places past the decimal point. Do not put unit in your answer.
A galvanic cell at a temperature of 25.0°C is powered by the following redox reaction: 2Cr3+(aq)+3Ca(s)--->2Cr(s)+3Ca2+(aq) Suppose the cell is prepared with 1.96 M Cr3+ in one half-cell and 6.08 M Ca2+ in the other. Calculate the cell voltage under these conditions. Round your answer to 3 significant digits.
Calculate the cell potential for the reaction as written at 25.00 °C, given that [Cr²+] = 0.768 M and [Fe²+] = 0.0170 M. Use the standard reduction potentials in this table. Cr(s) + Fe²+ (aq) — Cr²+(aq) + Fe(s) E = V
Consider the following electrochemical cell in which X is an unknown metal: Pt (s) | Cl–(1 M) | Cl2 (1 atm) || X2+(1 M) | X (s)If the standard cell emf is 0.23 V, what is the standard reduction potential at 25○C for X2++ 2 e– → X (s)
A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 3Cu (aq) + 2A1 (s) 3Cu (s)+2A1* (aq) 2+ 3+ Suppose the cell is prepared with 2.15 M Cu“ in one half-cell and 7.31 M Al" in the other. Calculate the cell voltage under these conditions. Round your answer to 3 significant digits. AL Rights
The cell potential of the following cell at 25°C is 0.475 V: Zn|Zn^2+(0.20 M)|| H+ (test solution)| H2(1.0 atm)|Pt What is the pH of the test solution? The standard reduction potential for is –0.76 V. (Enter your answer to two significant figures.) pH =
Sketch the galvanic cell based on the following overall reactions. Calculate e°; show the direction of electron flow and the direction of ion migration through the salt bridge; identify the cathode and anode; and give the overall balanced reaction. Assume that all concentrations are 1.0 M and that all partial pressures are 1.0 atm. Refer to the table above for the standard reduction potential a. Cr3+ (aq) + Cl2(g) = Cr,03 (aq) + Cl-
Calculate the [Ni2+] in the following galvanic cell, given that the measured voltage of the cell is 1.120 V at 25oC. Ni(s) | Ni2+(aq) ( ? M) || Ag+(aq) (0.84 M) | Ag(s) Ni2+(aq) + 2 e- → Ni(s) Eo = -0.257 V Ag+(aq) + e- → Ag(s) Eo = 0.800 V Your answer should have 2 significant figures.
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A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2Cr³+ (aq) + 3 Ca(s) → 2Cr(s) + 3Ca²+ (aq) Suppose the cell is prepared with 6.35 M Cr³+ in one half-cell and 0.492 M Ca²+ in the other half. Calculate the cell voltage under these conditions. Cr³+ (aq) + 3e → Cr(s) Ca²+ (aq) + 2e →→ Ca(s) There are 6 galvanic cell. Er The standard cell potential (E°) for this galvanic cell is +2.124 red = -0.744 V Ered= -2.868 V volatage is 2.15 Under these conditions, the reaction quotient is moles of electrons transferred during to operate this V V. 0.00295 In order to increase the cell voltage for this cell ✔ [ Select ] V. and the cell It is impossible to change the voltage Not enough information Q>1 Q<1 3

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