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Claculate the Mass of Chromium That Can Be Deposited by Electrolysis

Question 47

Multiple Choice

Claculate the mass of chromium that can be deposited by electrolysis of an aqueous solution of chromium(III) sulfate,Cr2(SO4) 3,for 180 min using a constant current of 11.0 A.Assume 100% current efficiency.(F = 96485 C/mol)


A) 0.356 g
B) 21.3 g
C) 192.1 g
D) 0.187 g
E) 32.0 g

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