Multiple Choice
The standard potential for the following galvanic cell is +0.90 V: 3 Cu²⁺(aq) + 2 Ga(s) → 3 Cu(s) + 2 Ga³⁺(aq). Given that the standard reduction potential for the Cu²⁺/Cu half-cell is +0.34 V, what is the standard reduction potential for the Ga³⁺/Ga half-cell?