CO_(2) gas is cannot be liquefied at room temperature. Give reason.

1.	CO_(2) gas is cannot be liquefied at room temperature. Give reason.
Answer» SOLUTION :Only below the CRITICAL temperature,by the application of PRESSURE, a gas can be liquefied. `CO_(2)` has critical temperature as 303K. At room temperature critical temperature even by applying large AMOUNT of pressue `CO_(2)` cannot be liquefied only below the critical temperatures, it can be liquefied. At room temperature `CO_(2)` remains as gas.

Discussion