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128 solutions

The Nernst Equation

Q. Calculate the cell potential for the oxidation of Arsenic (III) to As(V) when [As(III)] = 1.5 x 10-6M, [As(V)] = 4 x 10-7M, [O2] = 1 x 10-4M. Molecular oxygen (O2) is the oxidizing agent.

Solved • Jan 20, 2020

The Nernst Equation

Q. Calculate the cell potential for the following reaction that takes place in an electrochemical cell at 2 Sn(s) | Sn^2+ (aq, 1.8M) || Ag^+(aq, 0.055M) | Ag(s)

Solved • Dec 11, 2019

The Nernst Equation

Q. The E°cell = 0.135 V for the reaction 3 I2(s) + 5 Cr2O7^2-(aq) + 34H^+→6IO3^-(aq) + 10Cr^3+(aq) + 17 H2O What is Ecell if [Cr2O7^2-] = 0.041 M, [H^+] = 0.13 M, [IO3^-] = 0.00023 M, and [Cr^3+] = 0.0044 M? Ecell =_____V

Solved • Dec 8, 2019

The Nernst Equation

Q. Calculate Kc for the system Ni2+ + Co Ni + Co2+. Assume T = 298 K.

Solved • Dec 8, 2019

The Nernst Equation

Q. What is the value of Kc for this system?

Solved • Dec 8, 2019

The Nernst Equation

Q. Calculate ΔG° for the reaction

Solved • Dec 8, 2019

The Nernst Equation

Q. Calculate the cell potential for the following electrochemical cell Cu2+(aq) + Zn (s) -> Cu (s) + Zn2+(aq) When [Cu2+]=[Zn2+] = 1.00 M

Solved • Dec 6, 2019