3.
已知下列热化学方程式:
\(\rm{①CaCO_{3}(s)═══CaO+CO_{2}(g)}\) \(\rm{ΔH=+177.7 kJ}\)
\(\rm{②C(s)+H_{2}O(s)═══CO(g)+H_{2}(g)}\) \(\rm{ΔH=-131.3 kJ·mol}\)\(\rm{{\,\!}^{-1}}\)
\(\rm{③ \dfrac{1}{2}H_{2}SO_{4}(l)+NaOH(l)═══ \dfrac{1}{2}Na_{2}SO_{4}(l)+H_{2}O(l)}\) \(\rm{ΔH=-57.3 kJ·mol^{-1}}\)
\(\rm{④C(s)+O_{2}(g)═══CO_{2}(g)}\) \(\rm{ΔH=-393.5 kJ·mol}\)\(\rm{{\,\!}^{-1}}\)
\(\rm{⑤CO(g)+ \dfrac{1}{2}O_{2}(g)═══CO_{2}(g)}\) \(\rm{ΔH=-283 kJ·mol}\)\(\rm{{\,\!}^{-1}}\)
\(\rm{⑥HNO_{3}(aq)+NaOH(aq)═══NaNO_{3}(aq)+H_{2}O(l)}\) \(\rm{ΔH=-57.3 kJ·mol}\)\(\rm{{\,\!}^{-1}}\)
\(\rm{⑦2H_{2}(g)+O_{2}(g)═══2H_{2}O(l)}\) \(\rm{ΔH=-517.6 kJ·mol}\)\(\rm{{\,\!}^{-1}}\)
\(\rm{(1)}\)上述热化学方程式中,不正确的有______________________________,不正确的理由分别是__________________
_________。 \(\rm{(2)}\)根据上述信息,写出\(\rm{C}\)转化为\(\rm{CO}\)的热化学方程式:________________________________________________________________________。
\(\rm{(3)}\)上述反应中,表示燃烧热的热化学方程式有________________\(\rm{\_}\);表示中和热的热化学方程式有______________________________________________。