86. Решение задачки по химии №7

4. Anodic polishing of copper and copper-plated parts is carried out in a solution of orthophosphoric acid at a current density of 1.6 A/dm2, a process duration of 12 minutes and an average current efficiency for copper dissolution of 95%. To what depth will the copper coating of the part dissolve during its anodic polishing?

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