A layer of chromium metal 0.25 mm thick is to be plated on an auto bumper with a total area of 032`m^2` from a solution cantaining `CrO_4^(2-)`? What current flow is required for this electroplating if the bumper is to be plated in 60s ? The density of chromium metal is 7.20g/`cm^3`
A
`4.9xx10^3`A
B
`1.78xx10^3`A
C
`5.3xx10^4`A
D
`10.69xx10^6`A
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The correct Answer is:
D
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