ti- kihat is the approximation of fick's equation C Hint: the first three terms)!
ti- kihat is the approximation of fick's equation C Hint: the first three terms)!
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Step 1
The first law of Fick’s gives the relationship between the diffusive flux and the concentration gradient.
Step 2
Assume a box of particles being divided into small cubes of size ‘L’ and area ‘A’.
Half of the particles move to the right and half of them moves to the left in time ∆t according to the random walk theory in one direction.
Step 3
Define J+ and J- as:
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