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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
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- 0.50 g
- 0.67 g
- 0.27 g
- 0.40 g.
Correct Option: C
We have, m = ZIt
where, Z is the electrochemical equivalent of copper.
⇒ m = 30 x 10-5 x 1.5 x 10 x 60
= 0.27 gm.