A current of 4.0 amperes was passed through copper (ll) tetraoxosulphate (IV) solution for one
CHEMISTRY
WAEC 1991
A current of 4.0 amperes was passed through copper (ll) tetraoxosulphate (IV) solution for one hour using copper electrodes. What was the mass of copper deposited? (Cu = 64, 1F = 96500 C)
- A. 3.2g
- B. 4.8g
- C. 6.4g
- D. 48g
Correct Answer: B. 4.8g
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