Critical temperature of CO (2) is 31.2 ...

Critical temperature of `CO _(2)` is ` 31.2 ^(@)C.` In summer, the room temperature is `40^(@)C,` then

`CO _(2)` cannot be liquefied

`CO _(2)` can be liquefied with increase of pressure

`CO _(2)` can be liquefied with decrease of pressure

`CO _(2)` can be liquefied if temperature of `CO _(2)` is decreased below `31.2 ^(@)C`

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MOTION-KINETIC THEORY OF GASES -EXERCISE-3 SECTION-A

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