Advertisements
Advertisements
प्रश्न
Give an example of a material used for making semipermeable membrane for carrying out reverse osmosis.
उत्तर
Cellulose acetate, potassium ferrocyanide, etc. are used as semipermeable membrane for carrying out reverse osmosis.
APPEARS IN
संबंधित प्रश्न
What happens when the external pressure applied becomes more than the osmotic pressure of solution?
Define osmotic pressure.
Choose the most correct option.
A living cell contains a solution which is isotonic with 0.3 M sugar solution. What osmotic pressure develops when the cell is placed in 0.1 M KCl solution at body temperature?
Answer the following.
A solvent and its solution containing a nonvolatile solute are separated by a semipermeable membrane. Does the flow of solvent occur in both directions? Comment giving a reason.
Isotonic solutions must have the same:
(i) solute
(ii) density
(iii) elevation in boiling point
(iv) depression in freezing point
Discuss biological and industrial importance of osmosis.
Osmotic pressure of a solution increases if
Isotonic solutions have same
Arrange the following solutions in the order of increasing osmotic pressure (π) assuming complete ionization.
- 0.5M Li2 SO4
- 0.5M KCl
- 0.5M Al2 (SO4)3
- 0.1 M BaCl2
Define reverse osmosis.
