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1. Electrolytic reactions, like other chemical reactions, are not 100% efficient. In a copper purification apparatus...

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Chemistry

1. Electrolytic reactions, like other chemical reactions, arenot 100% efficient. In a copper purification apparatus depositingCu from a CuSO4 solution, operation for 5.47 hours at a constantcurrent of 5.45 A deposits 29.2 g of Cu metal. What is theefficiency?

b) How long would it take to electroplate all theZn2+ in 0.280 L of 0.210 M ZnSO4 solutionwith a current of 2.35 A?

please answer both A and B

Answer & Explanation Solved by verified expert
4.1 Ratings (657 Votes)
1 aAns Given actual yield 292 g From first law of electrolysis w MIt96500 x valency factor Where w Weight of the substance deposited I Current in Ampere 545 A t Time period    See Answer
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