How long would it would it take a currect of 1.2 A to deosit a layer of coppcr 0.10 mm thick on both sides of a brass rectangular plate `10cmxx15cm`?
How long would it would it take a currect of 1.2 A to deosit a layer of coppcr 0.10 mm thick on both sides of a brass rectangular plate `10cmxx15cm`? Electrochmical equiva- lent of copper `=0.00033 g c^(-1)` density of copper `=8.9 g cm^(-1)`
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