下列热化学方程式书写正确的是
A.2SO2+O22SO3;△H= —196.6 kJ/mol |
B.C(s)+O2(g) = CO2(g);△H=393.5 kJ/mol |
C.H+(aq)+OH-(aq) = H2O(l);△H= 57.3 Kj |
D.1/2H2(g)+1/2Cl2(g) = HCl(g);△H= —92.5 kJ/mol |
下列热化学方程式书写正确的是
A.2SO2+O22SO3;△H= —196.6 kJ/mol |
B.C(s)+O2(g) = CO2(g);△H=393.5 kJ/mol |
C.H+(aq)+OH-(aq) = H2O(l);△H= 57.3 Kj |
D.1/2H2(g)+1/2Cl2(g) = HCl(g);△H= —92.5 kJ/mol |