Question
Wed September 14, 2011 By: Abhijeeth P
 

Distinguish between diffusion and osmosis? (6 points)

Expert Reply
Thu September 15, 2011

 

Diffusion

Osmosis

It can occur in any medium.

It occurs in liquid medium.

Here semi-permeable membrane is not needed.

Here, semi-permeable membrane is needed.

It is dependent on the free energy of the molecules of diffusing substance only.

It is influenced by the presence of other substances in the system.

Here, the diffusing molecules may be solid, liquid or gaseous molecules.

Here, only movement of solvent molecules are involved

 

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