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Mass in grams of copper deposited by passing 9.6487 A current through a voltmeter containing copper sulphate solution for 100 seconds is (Given : Molar mass of Cu : 63 ~g ~mol ⁻¹, 1 ~F =96487 C )

Options

  1. A0.315 g
  2. B31.5 g
  3. C0.0315 g
  4. D3.15 g

Correct answer

A. 0.315 g

Step-by-step solution

Cu ²⁺( aq )+2 e ⁻ Cu ( s ) aligned Mass of Cu deposited (w) & = M i t n F & = 63 9.6487 100 2 96487 & =0.315 ~g aligned

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