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What mass of Ni metal can be plated on to the cathode from a NiSO4 solution using a current 8A for 15 minutes? (Atomic weigh for Ni is 58.71 amu)

What mass of Ni metal can be plated on to the cathode from a NiSO4 solution using a current 8A for 15 minutes? (Atomic weigh for Ni is 58.71 amu)

Chemistry
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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What mass of Ni metal can be plated on to the cathode from a NiSO4 solution using a current 8A for 15 minutes? (Atomic weigh for Ni is 58.71 amu)
 
 
 
 
Use F = 96,485 C/mol e-. Standard reduction potentials for some common metals - for aqueous solutions of ions at 1.0 M concentration at 25 °C and H2 gas at 1.0 atm pressure and 25°C Reduction Half-Cell Equation Li+ + 1e- K+ + 1e Ba2+ + 2e → Ba Ca2+ + 2e → Ca Na + 1e → Na Mg2+ + 2e → Mg Al3+ + Зе ← AI Zn2+ + 2e- → Zn Cr →K Cr3+ + Зе Fe2+ + 2e → Fe Cd2+ + 2e → Cd Ni2+ + 2e → Ni Sn2+ + 2e → sn Pb2+ + 2e → Pb 2 H+ + 2e → H2 Cu²+ + 2e → Cu Hg₂2+ + 2e Ag++ 1e Hg2+ + 2e → Hg Au³+ + 3e → Au 2 Hg Ag E° (v) -3.04 -2.92 -2.91 -2.87 -2.71 -2.36 -1.66 -0.76 -0.74 -0.44 -0.40 -0.25 -0.14 -0.13 0.00 +0.34 +0.79 +0.80 +0.85 +1.42
Transcribed Image Text:Use F = 96,485 C/mol e-. Standard reduction potentials for some common metals - for aqueous solutions of ions at 1.0 M concentration at 25 °C and H2 gas at 1.0 atm pressure and 25°C Reduction Half-Cell Equation Li+ + 1e- K+ + 1e Ba2+ + 2e → Ba Ca2+ + 2e → Ca Na + 1e → Na Mg2+ + 2e → Mg Al3+ + Зе ← AI Zn2+ + 2e- → Zn Cr →K Cr3+ + Зе Fe2+ + 2e → Fe Cd2+ + 2e → Cd Ni2+ + 2e → Ni Sn2+ + 2e → sn Pb2+ + 2e → Pb 2 H+ + 2e → H2 Cu²+ + 2e → Cu Hg₂2+ + 2e Ag++ 1e Hg2+ + 2e → Hg Au³+ + 3e → Au 2 Hg Ag E° (v) -3.04 -2.92 -2.91 -2.87 -2.71 -2.36 -1.66 -0.76 -0.74 -0.44 -0.40 -0.25 -0.14 -0.13 0.00 +0.34 +0.79 +0.80 +0.85 +1.42
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