9.10. Calculate the mass of precipitate obtained on a c

9.10. Calculate the mass of precipitate obtained on a c

9.10. Calculate the mass of precipitate obtained on a cylindrical electrode by electrophoresis of an aqueous suspension of iron oxide. The length of the electrode l = 2 · 10–2 m; the radius of the inner electrode r2 = 1 · 10–3 m; outer radius r1 = 28 · 10–3 m; voltage at the electrodes U = 20 V; e is 81; n = 1 · 10–3 Pa · s; e ´= 20 · 10–3 B; t = 15 s; c0 = 0.5 · 10 ^ 3 kg / m3, cm = 1 · 10 ^ 3 kg / m3.