Problem: Consider the galvanic cell based on the following half-reaction:Au3+ + 3e- → Au           E° = 1.50 VTl + + e- → Tl                 E° = —0.34 Va. Determine the overall cell reaction and calculate E°cell.

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FREE Expert Solution

E°cell=E°cathode-E°anode  


• ↓ E° → oxidation → anode
• ↑ E° → reduction → cathode


Au3+ + 3e→ Au           E° = 1.50 V → anode

Tl + + e→ Tl                 E° = 0.34 V → cathode

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Problem Details

Consider the galvanic cell based on the following half-reaction:

Au3+ + 3e→ Au           E° = 1.50 V

Tl + + e→ Tl                 E° = —0.34 V

a. Determine the overall cell reaction and calculate E°cell.