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A steady current of 1.5 amp flows through a copper voltameter for 10 minutes. If the electrochemical equivalent of copper is 30 ×10 -5 g coulomb -1 , the mass of copper deposited on the electrode will be (a) 0.50 g (b) 0.67 g (c) 0.27 g (d) 0040 g



A steady current of 1.5 amp flows through a copper voltameter for 10 minutes. If the electrochemical equivalent of copper is 30 ×10-5 g coulomb-1, the mass of copper deposited on the electrode will be


(a)    0.50 g


(b)    0.67 g


(c)    0.27 g


(d)    0040 g


Grade:upto college level

1 Answers

Aditi Chauhan
askIITians Faculty 396 Points
8 years ago

(c)

By using m = ZIt

Where, Z is the electrochemical equivalent of copper.

Þ m = 30 × 10-5 × 1.5 × 10 × 60 = 0.27gm.

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