$0.066 \ g$ of metal was deposited when a current of $2 \ A$ is passed through a metal ion solution for $100 \ s$. What is the electrochemical equivalent (in $g \ C^{-1}$) of the metal?
- A$3.3 \times 10^{-6}$
- B$3.3 \times 10^{-4}$
- C$0.033$
- D$3.3$
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