【单选题】
水蒸汽在373K,101.3kPa下冷凝成水,则该过程()
A、ΔS=0
B、ΔA=0
C、ΔH=0
D、ΔG=0
A、ΔS=0
B、ΔA=0
C、ΔH=0
D、ΔG=0
A、(a)H2O(l,373K,100kPa)与(b)H2O(g,373K,100kPa) B、(a)H2O(l,373K,200kPa)与(b)H2O(g,373K,200kPa) C、(a)H2O(l,374K,100kPa)与(b)H2O(g,374K,100kPa) D、(a)H2O(l,373K,100kPa)与(b)H2O(g,373K,200kPa)