Two electrolytic cells are connected in parallel across a direct-current power supply…

CHEMISTRY · Multi-part · CBSE · Chemistry · Electrochemistry · Electrochemistry

Problem

Two electrolytic cells are connected in parallel across a 6.00 V6.00\,\text{V} direct-current power supply for exactly 10.0 min10.0\,\text{min}. Cell 1 contains an AgNO3_3(aq) solution in which silver metal is deposited. Cell 2 contains a Zn(NO3_3)2_2(aq) solution in which zinc metal is deposited. The effective resistances of the electrolyte paths (including electrodes) are 1.20 Ω1.20\,\Omega for Cell 1 and 2.40 Ω2.40\,\Omega for Cell 2. Current efficiency is 100 % and no competing reactions occur. (a) Calculate the current that flows through each cell during the electrolysis. (b) Determine the mass of silver deposited in Cell 1. (c) Determine the mass of zinc deposited in Cell 2.

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