A. The blue colour of the solution disappears
B. Electrons flow from copper to zinc
C. The zinc rod remain undissolved
D. The copper generate more copper ions
Correct Answer:
Option A – The blue colour of the solution disappears
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![A metal rod of length 100cm is heated through 100°C, calculate the change in length of the rod [linear expansivity of the material of the rod is 3 x 10^-6K-1]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "A metal rod of length 100cm is heated through 100°C, calculate the change in length of the rod [linear expansivity of the material of the rod is 3 x 10^-6K-1]")
