Practice question
Question
How many coulombs are required to reduce 1 mole of Br₂ to Br⁻ ? (F = 96500 C/mol)
Explanation
Br₂ + 2e⁻ → 2Br⁻ . 1 mol Br₂ requires 2F. Charge = 2 × 96500 = 193000 C .
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