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22-05-2023
Chemistry

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How many grams of copper will be plated out by a current of 2.3 A applied for 35 minutes to a 0.50 M solution of copper (II) sulfate? A)1.6 B) 3.2 C) 1.8×10-2 D) 3.6x10-2 E)0.019 Answer: A 7 20)

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