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How can we smell perfume sitting several meters away from the source?

SCERT Class 9 Telangana, Physical Science Chapter 1 Matter Around us


The perfume molecules diffuse in the air from d area of high concentration to,lower concentration
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1. perfume vaporizes easily 

2. we know that the rate of diffusion of gases is greater when compared to solids and liquids. 

3. hence as the perfume is in the gaseous state and it can diffuse faster. we will be able to smell this perfume even sitting several meters away from the source. 
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