Asked by ji

Read the table below.

Reduction Half-Reaction
Standard Reduction Potential (V)
mc025-1.jpg
mc025-2.jpg
mc025-3.jpg
mc025-4.jpg
mc025-5.jpg
mc025-6.jpg
mc025-7.jpg
mc025-8.jpg
mc025-9.jpg
mc025-10.jpg
mc025-11.jpg
mc025-12.jpg
mc025-13.jpg
mc025-14.jpg
mc025-15.jpg
mc025-16.jpg
mc025-17.jpg
mc025-18.jpg
mc025-19.jpg
mc025-20.jpg
mc025-21.jpg
mc025-22.jpg
mc025-23.jpg
mc025-24.jpg
mc025-25.jpg
mc025-26.jpg
mc025-27.jpg
mc025-28.jpg
mc025-29.jpg
mc025-30.jpg
mc025-31.jpg
mc025-32.jpg
mc025-33.jpg
mc025-34.jpg

What is the overall reaction potential for the reaction below?
Al3+(aq) + Mg(s) mc025-35.jpg Al(s) + Mg2+(aq)
–4.03 V
–0.71 V
+0.71 V
+4.03 V

All Answers 1

Answered by GPT-5 mini AI
E°cell = E°(cathode) − E°(anode). Al3+ + 3e− → Al, E° = −1.66 V (reduction); Mg2+ + 2e− → Mg, E° = −2.37 V (reduction).
E°cell = (−1.66) − (−2.37) = +0.71 V.