Unformatted text preview: 2 , b) Cu/Cu 2 //Zn/Zn 2 , c) Cu/Cu //Zn/Zn 2 . (1 point each, 3 points to-tal) 2. For case a) and c) above, determine how many grams of metal will have corroded after 1 A of current ﬂows through the electrochemical cell. (2 points each, 4 points total) 3. A steel tank is buried in the ground. It is connected via a copper cable to a zinc plate located in the ground near the tank. Explain how this system acts to protect the steel tank against corrosion. (3) 1...
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- Fall '09
- Electrochemistry, Electrochemical cell, following metal/metal electrode, reduction cell potentials