已知①2C(s)+O2(g)2CO(g) ΔH="-221.0" kJ·mol-
问题:
已知①2C(s)+O2(g)2CO(g) ΔH="-221.0" kJ·mol-1
②2H2(g)+O2(g)2H2O(g) ΔH="-483.6" kJ·mol-1
则反应C(s)+H2O(g)CO(g)+H2(g)的ΔH为( )
A.+131.3 kJ·mol-1
B.-131.3 kJ·mol-1
C.-352.3 kJ·mol-1
D.+262.6 kJ·mol-1
已知①2C(s)+O2(g)2CO(g) ΔH="-221.0" kJ·mol-1
②2H2(g)+O2(g)2H2O(g) ΔH="-483.6" kJ·mol-1
则反应C(s)+H2O(g)CO(g)+H2(g)的ΔH为( )
A.+131.3 kJ·mol-1
B.-131.3 kJ·mol-1
C.-352.3 kJ·mol-1
D.+262.6 kJ·mol-1