- #1
salman213
- 302
- 1
1. Using tabulated standard reduction potentials from your text, calculate the standard cell potential, E°cell (always positive for a galvanic cell), based on the following (unbalanced) reaction:
IO3-(aq) + Fe2+(aq) --> Fe3+(aq) + I2(s)
3.
well you see i made the half reactions
Fe3+ (aq) ---> Fe2+(aq) EØ was easily found +0.77 V
IO3-(aq) ---> I2(s)
balanced the 2nd one to
12 H + 2IO3 + 5e- ---> I2 + 6H2O E CELL = ??
I CANT FIND THIS REACTION'S ECELL IN MY TEXT BOOK BUT SOMEHOW I FOUND IT ON THIS WEBSITE TO BE EØ = +1.19V, HOW DID THEY GET THIS VALUE! PLEASE HELP
IO3-(aq) + Fe2+(aq) --> Fe3+(aq) + I2(s)
3.
well you see i made the half reactions
Fe3+ (aq) ---> Fe2+(aq) EØ was easily found +0.77 V
IO3-(aq) ---> I2(s)
balanced the 2nd one to
12 H + 2IO3 + 5e- ---> I2 + 6H2O E CELL = ??
I CANT FIND THIS REACTION'S ECELL IN MY TEXT BOOK BUT SOMEHOW I FOUND IT ON THIS WEBSITE TO BE EØ = +1.19V, HOW DID THEY GET THIS VALUE! PLEASE HELP