Given:

Al3+(aq) + 3e– --> Al(s); E° = –1.66 V

I2(s) + 2e– --> 2I–(aq); E° = 0.54 V

What is ∆G° for the following cell reaction?

2AlI3(aq) --> 2Al(s) + 3I2(s)
A) 4.2 × 105 J
B) –6.5 × 105 J
C) –1.3 × 106 J
D) 1.3 × 106 J
E)
–4.2 × 105 J

1 answer

2Al^3+ + 6I^- ==> 2Al(s) + 3I2(s)
dGo = -nFEo
n = 6