KVPY 2019 SB SX Exam Previous Papers

Question : 50 of 120

Marks: +1, -0

The value of the henry’s law constant of

Ar, CO_2, CH_4, \and O_2

in water at 25ºC are 40.30, 1.67, 0.41 and 34.86 kbar, respectively. The order of their solubility in water at the same temperature and pressure is

Solution:

Higher the value of K

_H

of gas lower will be its solubility.
So order of solubility ⇒

CH_4 >CO_2 > O_2 > Ar

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