All gases except __________ shows a cooling effect during throttling process at atmospheric temperature and pressure. (A) Oxygen (B) Nitrogen (C) Air (D) Hydrogen

All gases except __________ shows a cooling effect during throttling process at atmospheric temperature and pressure.
(A) Oxygen
(B) Nitrogen
(C) Air
(D) Hydrogen
by

1 Answer

Answer :

(D) Hydrogen
by

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