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Questions 40 and 41 should be answered with reference to these half-reactions and their standard redElectrochemistry Chemistry Question

Question

Questions 40 and 41 should be answered with reference to these half-reactions and their standard reduction potentials.
Al3+(aq) + 3e– → Al(s) Eo = –1.66 V
Mn2+(aq) + 2e– → Mn(s) Eo = –1.18 V
What is the standard potential of a voltaic cell produced by using these two half-reactions?

A.

0.04 V

B.

0.48 V

✓ Correct
C.

2.84 V

D.

6.68 V

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