2010/2/23, Horace Heffner <[email protected]>: ... >Therefore ion motion in the electrolyte proper is mostly > due to random walk and concentration gradients. ... The ion motion is due to a force, what kind of force do you think, the "concentration gradient force"? It's of course an electric force, entirely due to an electric field. Ultimately, that's what it is. Same thing for electrons in a metal.
Michel

