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प्रश्न
Diffentiate between absorption and adsorption.
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उत्तर
| Sr. No. | Absorption | Adsorption |
| 1. Definition | It is a process in which any substance (atoms, ions, or molecules) is taken by or absorbed by another substance, especially in the solid or liquid material. | The substances like gas, liquids or dissolved solids loosely adhere or stick to the surface of another substance which can be solid or liquid. |
| 2. Type of phenomenon | It is a bulk phenomenon. | It is a surface phenomenon. |
| 3. Type of process | Endothermic process. | Exothermic process. |
| 4. Rate of reaction | Uniform rate. | The reaction rate increases slowly and attains equilibrium. |
| 5. Concentration | Do not change its constant throughout the medium. | The concentration varies from bulk to the bottom of the absorbent. |
|
6. Temperature effect |
No effect of temperature. | Works at the lower temperature. |
| 7. Application | Cold storage, ice production, turbine inlet cooling, refrigerants, etc. | Air conditioning, water purification, synthetic resin, chillers, etc. |
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