题目

We make no restrictions on the kinds of films we show — ________ a film's quality meets our standards, we include it. A . so that B . no matter how C . except that D . as long as 答案：D（10分）已知下列热化学方程式：①CaCO3(s)=CaO+CO2(g)；△H=177.7KJ②C(s)+H2O(s)=" CO(g)+" H2(g)；△H=-131.3KJ/mol③H2SO4(l)+NaOH(l)=  Na2SO4(l)+ H2O(l)；△H=-57.3KJ/mol④C(s)+O2(g)= CO2(g) ；△H=-393.5KJ/mol  ⑤CO(g)+ O2(g)= CO2(g)；△H=-283KJ/mol⑥HNO3(aq)+ NaOH(aq)= NaNO3(aq)+H2O(l) ；△H=-57.3KJ/mol⑦2H2(g)+O2(g)=2H2O(l):△H=-517.6KJ/mol(1)上述热学方程式中，不正确的有       ，（填编号），不正确的理由分别是                                。（2）根据上述信息，写出C转化为CO的热化学方程式                            。（3）上述反应中，表示燃烧热的热化学方程式有     （填编号）表示中和热的热化学方程式有                  。（填编号）