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Critical temperature of H(2)O, NH(3), CO...

Critical temperature of `H_(2)O, NH_(3), CO_(2)` and `O_(2)` are 647 K, 405.6 K, 304.10 K and 1542 K respectively. If the cooling starts from 500 K to their critical temperature, the gas that lilquiefies first is

A

`H_(2)O`

B

`NH_(3)`

C

`CO_(2)`

D

`O_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
The gas having higher critical temperature liquefies first.
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