Chemistry > 2003 > 32
WASSCE
Determine the amount of electrons needed to deposit 6.4g of copper during the electrolysis of copper (II) tetraoxosulphate (VI) solution. [Cu = 64]
A.
0.10 mole
B.
0.20 mole
C.
1.0 mole
D.
2.0 mole
Answer: B
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