Electrolysis 2D — Faraday's Law

Side-view electrolytic cell. Drive current through water, brine, or copper sulfate and read the exact mass/moles produced from Faraday's laws.

Controls

2.0 A
4×
Water: Cathode 2H₂O + 2e⁻ → H₂↑ + 2OH⁻ | Anode 2H₂O → O₂↑ + 4H⁺ + 4e⁻

Faraday HUD

Elapsed time t0.0 s Charge Q = I·t0.0 C Cathode moles n₁0.0000 mol Anode moles n₂0.0000 mol Cathode mass0.00 mg Anode mass0.00 mg
m = (I·t·M) / (n·F)
F = 96 485 C/mol. Mass and moles above are computed directly from the current slider, elapsed time, molar mass M and electron count n of the selected half-reaction.