Consider a galvanic cell based on the following half reactions: E° (V) Al³+ + 3e → Al -1.66 Ni²+ + 2e →→ Ni -0.23 If this cell is set up at 25°C with [Ni²+] = 1.00 × 10-³M and [Al³+] = 2.00 × 10-²M, the expected cell potential is V

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Chapter18: Electrochemistry
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Problem 150CP: Given the following two standard reduction potentials, solve for the standard reduction potential of...
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Use standard reduction potentials to calculate the standard free energy change in kJ for the
reaction:
Cu²+ (aq) + 2Cu+(aq)—Cu(s) + 2Cu²+ (aq)
Answer: -94.571
KJ
K for this reaction would be greater ✓
than one.
Transcribed Image Text:Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: Cu²+ (aq) + 2Cu+(aq)—Cu(s) + 2Cu²+ (aq) Answer: -94.571 KJ K for this reaction would be greater ✓ than one.
Consider a galvanic cell based on the following half reactions:
E° (V)
Al³+ + 3e
→
Al -1.66
Ni²+ + 2e →→ Ni -0.23
If this cell is set up at 25°C with [Ni²+] = 1.00 × 10-³M and [Al³+] = 2.00 × 10-²M, the
expected cell potential is
V
Transcribed Image Text:Consider a galvanic cell based on the following half reactions: E° (V) Al³+ + 3e → Al -1.66 Ni²+ + 2e →→ Ni -0.23 If this cell is set up at 25°C with [Ni²+] = 1.00 × 10-³M and [Al³+] = 2.00 × 10-²M, the expected cell potential is V
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