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How many minutes will it take to plate out 5.0 g of Cr from a Cr ₂ ( SO ₄ )₃ solution using a current of 1.50 amperes? (Atomic wt. of Cr =52 )

Options

  1. A254
  2. B30
  3. C152
  4. D103

Correct answer

B. 30

Step-by-step solution

W= Mit n F 5= 52 1.50 t 3 96500

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