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2Ga(s) + 6H+(aq) → 2Ga3+(aq) + 3H2(g) The potential of the cell for the reaction given is 0.54 V. If — Electrochemistry Chemistry Question

Question

2Ga(s) + 6H+(aq) → 2Ga3+(aq) + 3H2(g)
The potential of the cell for the reaction given is 0.54 V. If the concentrations of the ions are 1.0 M and the pressure of H2(g) is 1 atm, what is E˚ for the half-reaction Ga3+(aq) + 3e- → Ga(s)

A.

-0.54 V

✓ Correct
B.

-0.27 V

C.

0.27 V

D.

0.54 V

💬
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