A.C(s)+O₂(g)CO(g)ΔH=-393.5 kJ·mol^-1

B.2H₂(g)+O₂(g)2H₂O(g)ΔH=+571.6 kJ·mol^-1

C.CH₄(g)+2O₂(g)CO₂(g)+2H₂O(g)ΔH=-890.3 kJ·mol^-1

D.C₆H₁₂O₆(s)+3O₂(g)3CO₂(g)+3H₂O(l) ΔH=-1 400 kJ·mol^-1

A.C(s)+O₂(g)==CO(g)；△H=-393.5 kJ/mol

B.2H₂(g)+O₂(g)==2H₂O(g)；△H=+571.6 kJ/mol

C.CH₄(g)+2O₂(g)==CO₂(g)+2H₂O(g)；△H=-890.3 kJ/mol

D.C₆H₁₂O₆(s)+3O₂(g) === 3CO₂(g)+3H₂O(1)；△H=-1400 kJ/mol

A.C(s)+1/2O₂(g)====CO(g);ΔH=-393.5 kJ·mol^-1

B.2H₂(g)+O₂(g) ====2H₂O(g);ΔH=+571.6 kJ·mol^-1

C.CH₄(g)+2O₂(g) ====CO₂(g)+2H₂O(g);ΔH=-890.3 kJ·mol^-1

D.1/2C₆H₁2O₆(s)+3O₂(g) ====3CO₂(g)+3H₂O(1);ΔH=-1 400 kJ·mol^-1

25℃、101 kPa下，碳、氢气、甲烷和葡萄糖的燃烧热依次是393.5 kJ/mol、285.8 kJ/mol、890.3 kJ/mol、2 800 kJ/mol,则下列热化学方程式正确的是（　　）

A．C(s)+ O₂(g)=CO(g)；△H=－393.5 kJ/mol

B．2H₂(g)+O₂(g)=2H₂O(g)；△H=＋571.6 kJ/mol

C．CH₄(g)+2O₂(g)=CO₂(g)+2H₂O(g)；△H=－890.3 kJ/mol

D．C₆H₁₂O₆（s）+3O₂(g)=3CO₂(g)+3H₂O(l)；△H=－1 400 kJ/mol

25℃、101 kPa下，碳、氢气、甲烷和葡萄糖的燃烧热依次是393.5 kJ／mol、285.8 kJ／mol、890.3 kJ／mol、2800 kJ／mol 。下列热化学方程式中，正确的是．

    A．c(s)+1/2O₂(g)=CO(g)；△H=－393.5 kJ／mol

    B．2H₂(g)+O₂(g)=2H₂O(l)；△H=+571.6 kJ／mol

    C．CH₄(g)+2O₂(g)=CO₂(g)+2H₂O(g)；△H=－890.3 kJ／mol

    D．1/2C₆H₁₂O₆(s)+3O₂(g)=3CO₂(g)+3H₂O(l)；△H=－1400 kJ／mol