Ws11302 - CH 302 Worksheet 11 Balancing Redox Reactions Half-reaction Δ E r(V Li(aq e − → Li(s-3.05 Al 3(aq 3e − → Al(s-1.68 TiO(s 2H 2e

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Unformatted text preview: CH 302 Worksheet 11 Balancing Redox Reactions Half-reaction Δ E r (V) Li + (aq) + e − → Li(s) -3.05 Al 3+ (aq) + 3e − → Al(s) -1.68 TiO(s) + 2H + + 2e − → Ti(s) + H 2 O -1.31 Ti 3+ (aq) + 3e − → Ti(s) -1.21 Ni 2+ (aq) + 2e − → Ni(s) -0.25 CO 2 (g) + 2H + + 2e − → HCOOH(aq) -0.11 2H + (aq) + 2e − → H 2 (g) 0 SO 4 2 − (aq) + 4H + + 2e − → 2H 2 O(l) + SO 2 (aq) +0.17 Cu 2+ (aq) + 2e − → Cu(s) +0.34 Fe 3+ (aq) + e − → Fe 2+ (aq) +0.77 NO 3 – (aq) + 2H + (aq) +e – → NO 2 (g) + H 2 O(l) +0.80 Au 3+ (aq) + 3e − → Au(s) +1.52 Ag 2 O 3 (s) + 6H + + 4e − → 2Ag + (aq) + 3H 2 O +1.67 F 2 (g) + 2e − → 2F − (aq) +2.87 For questions 1-5, determine whether, as written, the reaction is a battery (“galvanic”) or electrolytic. Balance the reaction and then indicate which species is receiving the electrons and the sign of the cell for that electrode....
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This note was uploaded on 10/07/2011 for the course CHEMISTRY 51635 taught by Professor Laude during the Spring '10 term at University of Texas at Austin.

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Ws11302 - CH 302 Worksheet 11 Balancing Redox Reactions Half-reaction Δ E r(V Li(aq e − → Li(s-3.05 Al 3(aq 3e − → Al(s-1.68 TiO(s 2H 2e

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