0:00 What the 2-film theory is
1:50 Linear gradient?
2:42 2-film with Stefan diffusion?
4:10 Mass trf coeff and equimolar counter diffusion
5:50 Nearly linear gradients and mass trf coeff
7:43 Non-linear gradient and mass trf coeff?
8:49 Sherwood number
Explains two film theory and how that relates to equimolar counter diffusion, mass transfer coefficients, stefan diffusion, diffusivity and Sherwoods number
