1. Which of the following statements describe diffusion (>1)?
- a, b & c
- a & b & d
- c & d
- all of them
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Other questions in this quiz
2. Which of these is NOT a derivative of the higuchi equation?
3. Which of these processes is the rate controlling step in the diffusion model?
- diffusion into the bulk
- diffusion through the membrane
- diffusion across boundary layer
- dissolution from drug particles to molecules
4. Which of these defines POROSITY?
- frequency of pores
- size of pores
- path length of pores
5. Fill in the blanks
- a)slow b)fast c) saturated d) reservoir e) release
- a) fast b)slow c)saturated d) reservoir e) storage
- a) fast b)slow c)saturated d) bulk e) storage
- a)slow b)fast c) saturated d) reservoir e) storage