A galvanic cell uses the reaction
Mg(s)+ Pb2+(aq)→ Mg2+(aq)+ Pb(s).
Mg(s)→ Mg2+(aq)+ 2 e- is the ________ half-reaction,which occurs at the ________.
Correct Answer:
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A)E is negative and
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Q202: The two half-reactions that are used in
Q203: The standard reduction potential E° = -0.45
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