What is the quantity of electricity (in coulombs) required to deposit all the silver from 250ml of 1 M AgNO3 solution? (Ag = 108)
2412.5
24125
4825.0
48250
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The standard reduction potential E° for half reactions areZn = Zn2+ + 2e– E° = +0.76 V
Fe = Fe2+ + 2e– E° = + 0.41 V
The EMF of the cell reaction Fe2+ + Zn = Zn2+ + Fe is