A layer of chromium metal 0.25 mm thick is to be plated on an auto bumper with a total
Channel: Doubtnut
Date: 2020-04-19

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`