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The surface tension and vapour pressure ...

The surface tension and vapour pressure of water at `20^(@)`C is `7.28 xx 10^(-2) N m^(-1)` and `2.33 xx 10^(3)` Pa respectively. The radius of the smallest spherical water droplet which can form without evaporating at `25^(@)`C is

A

`1.25 xx 10^(-5) m`

B

`6.25 xx 10^(-5) m`

C

`4.3 xx 10^(-5) m`

D

`3.4 xx 10^(-5) m`

Text Solution

Verified by Experts

The correct Answer is:
B
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