Principles of Controlled Release Lecs 2-5

  • Created by: Popstar
  • Created on: 03-04-15 15:45

1. Fill in the blanks of this description of the random walk model.

  • a)entropy b)concentration c) thermal d)maintain e) high
  • a) kinetic energy b) concentration c) thermal d) maintain e) low
  • a)kinetic energy b) concentration c) controlled d) resist e) low
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Other questions in this quiz

2. Which of these defines POROSITY?

  • frequency of pores
  • size of pores
  • path length of pores

3. In release rate slab geometry, which of these are not used in the dMt/dt equation?

  • partition coefficient between membrane and reservoir
  • Total surface area
  • porosity
  • diffusion coefficient in polymer membrane

4. Which of these is NOT a derivative of the higuchi equation?

  • d
  • b
  • a
  • c

5. Which of the following statements describe diffusion (>1)?

  • a, b & c
  • a & b & d
  • c & d
  • all of them


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