5) Comment on the following statements:
(a) Evaporation produces cooling.
(b) Rate of evaporation of an aqueous solution decreases with increase in humidity.
(c) Sponge though compressible is a solid.
(d)Liquids like ether and acetone are kept in cool places.
WITH PROPER EXPLANATION
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0
Answer:
a)true
b)true
c)false
d)true
Answered by
2
Explanation:
(a)Evaporation is a surface phenomena in which particles of liquid on surface of liquid changes into gas by taking heat or kinetic energy from surrounding.
(b)rate of evaporation is inversely proportional to humidity.
(c)It is compressible because of air spaces in it.When we compress it air gets out but sponge remain as it is
(d)because they can evaporate easily on increasing temperature as their kinetic energy is very high
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