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Transport Processes and Separation Process Principles, Fifth Edition by Daniel H. Lepek, A. Allen Hersel, Christie John Geankoplis

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Chapter 18. Introduction to Mass Transfer

18.0 Chapter Objectives

On completion of this chapter a student should be able to:

• Use both the American and SI units when solving mass transfer problems.

• Explain the basics of Fick’s law and similarity to other rate-transfer processes

• Be able to predict binary diffusion coefficients for both gases and liquids.

• Explain the physical significance of a mass transfer coefficient

• Solve simple problems involving molecular diffusion, convection and chemical reaction

18.1 Introduction to Mass Transfer and Diffusion

18.1 A Similarity of Mass, Heat, and Momentum Transfer Processes

1. Introduction. In Chapter 1 we noted that the various separation processes have certain basic principles which can be classified ...

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