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UPSC CDS Science Chemistry Questions Part 2
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Question : 5
Total: 15
Rate of evaporation increases with
[2019 CDS-II]
an increase of surface area
an increase in humidity
a decrease in wind speed
a decrease of temperature
Validate
Solution:
The evaporation is a surface phenomenon. The rate of evaporation increases on increasing the surface area of the liquid.
A substance that has a larger surface area will evaporate faster, as there are more surface molecules that are able to escape.
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