Chemistry, 18.12.2019 03:31 polarbear3787
Purification of copper can be achieved by electrorefining copper from an impure copper anode onto a pure copper cathode in an electrolytic cell. how many hours will it take to plate 15.0 kg of copper onto the cathode if the current passed through the cell is held constant at 34.5 a ? assume the copper in the electrolytic solution is present as cu 2 + .
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Assume that 13.5 g solid aluminum (al) react with hcl to produce solid aluminum chloride (alcl3) salt and gaseous hydrogen (h2) at standard temperature and pressure.
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Purification of copper can be achieved by electrorefining copper from an impure copper anode onto a...
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