Consider the reaction below.
zn(s) + cu2+ (aq) —> zn2+ (aq) + cu(s)
which half reaction correctly describes the oxidation that is taking place?
zn(s) —> zn2+ (aq) +e-
zn(s) -> zn2+ (aq) + 2e-
o cu2+(aq) +2e- cu(s)
o cu2+ (aq) + cu(s)

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answer; the above statement is (true);

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