Answer to Question #107637 in General Chemistry for Aly

General Chemistry

Question #107637

How long will it take, in minutes, to plate out 2.0 g of Cd from a solution of CdCl2 if the current used is 5.0 A?

Expert's answer

1mole of Cd=112.1411g= 1faraday= 96485c

therefore, 2.0g=1720.78c

"Q=It"

hence, "t=Q\/I"

t=1720.78/5.0=344.156sec

t=5.7minutes

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