Column-I Column-II (A) Melting of ice at 1 atm & 273 K (P) Δ S s u rr 0 (C) Adiabatic reversible compression of an ideal gas

Question

Column-I	Column-II
(A) Melting of ice at 1 atm & 273 K	(P) $Δ S_{s u rr} < 0$
(B) Adiabatic irreversible expansion of an ideal gas	(Q) $Δ S_{sys} > 0$
(C) Adiabatic reversible compression of an ideal gas	(R) $Δ S_{T o t a l} = 0$
(D)Condensation of gas into liquid at its normal boiling point	(S) $Δ S_{s u rr} > 0$
	(T) $Δ S_{T o t a l} > 0$

Select the CORRECT match

TestHub · Accepted Answer

A: Reversible phase change. Δ S sys ​ > 0 , Δ S s u rr ​ < 0 , Δ S T o t a l ​ = 0 . B: Irreversible expansion. Δ S sys ​ > 0 , Δ S T o t a l ​ > 0 . C: Reversible adiabatic process. Δ S T o t a l ​ = 0 . D: Reversible phase change. Δ S s u rr ​ > 0 , Δ S T o t a l ​ = 0 .

Chemistry - Thermodynamics - 1 Question with Solution | TestHub

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