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  4. K H value for some gases at the same temperature 'T' are given: <img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/chemistry/f4fdc76bff0a0cff547fc7aae48ad2e5-.png /> where K H is Henry's Law constant in water. The order of their solubility in water is :

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Q. $K _{ H }$ value for some gases at the same temperature '$T$' are given :
image
where $K _{ H }$ is Henry's Law constant in water. The order of their solubility in water is :

NEETNEET 2022Solutions

Solution:

Greater tha value of $K _{ H }$ for a gas, lesser is its solubility in water. So, order of solubility of gases in water is -
$Ar < CO _2< CH _4< HCHO$