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30 July, 02:33

An electroplating solution is made up of nickel (II) sulfate. How much time would it take to deposit 0.500 g of metallic nickel on a custom car part using a current of 3.00 A

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  1. 30 July, 03:10
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    1.52 hour

    Explanation:

    M = 0.5 g, I = 3 A

    Electrochemical equivalent of nickel

    Z = 3.04 * 10^ (-4) g/C

    By use of Faraday's laws of electrolysis

    M = Z I t

    t = M / Z I

    t = 0.5 / (3.04 * 10^-4 * 3)

    t = 5482.45 second = 1.52 hour
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