There is a major problem with the item list, hemoglobin is not the same as "blood". In blood, hemoglobin is contained with RBCs and not floating everywhere. Let me show how this can cause a HUGE difference:
Whether hemoglobin is negatively or positively charged will not affect the blood; because it is contained with RBCs whose membrane is ...
Considering Fick's first law, there must have been a misunderstanding between you and your teacher.
J is the diffusion flux, of which the dimension is amount of
substance per unit area per unit time. J measures the amount of
substance that will flow through a unit area during a unit time
D is the diffusion coefficient or diffusivity. Its ...