A、CH<sub>4sub>+2O<sub>2sub>=2H<sub>2sub>O+CO<sub>2sub> B、2CH<sub>4sub>+3O<sub>2sub>=4H<sub>2sub>O+2CO C、CH<sub>4sub>+O<sub>2sub>=H<sub>2sub>O+CO<sub>2sub> D、CH<sub>4sub>+O<sub>2sub>=H<sub>2sub>O+CO
A、CH<sub>4sub>+2O<sub>2sub>=2H<sub>2sub>O+CO<sub>2sub> B、2CH<sub>4sub>+3O<sub>2sub>=4H<sub>2sub>O+2CO C、CH<sub>4sub>+O<sub>2sub>=H<sub>2sub>O+CO<sub>2sub> D、CH<sub>4sub>+O<sub>2sub>=H<sub>2sub>O+CO
A、C+O<sub>2sub>=CO<sub>2sub> B、C+H<sub>2sub>O=CO+H<sub>2sub> C、C+2H<sub>2sub>=CH<sub>4sub>
A、CO+2H<sub>2sub> = CH<sub>3sub>OH+Q;CO<sub>2sub>+3H<sub>2sub>= CH<sub>3sub>OH+H<sub>2sub>O+Q B、CO+H<sub>2sub>O = CO<sub>2sub>+H<sub>2sub>;4CO+8H<sub>2sub> = C<sub>4sub>H<sub>9sub>OH+3H<sub>2sub>O C、CO+3H<sub>2sub> = CH<sub>4sub>+H<sub>2sub>O+Q ;CO<sub>2sub>+4H<sub>2sub> = CH<sub>4sub>+2H<sub>2sub>O+Q D、CO+2H<sub>2sub> = CH<sub>4sub>+Q;CO<sub>2sub>+3H<sub>2sub> = CH<sub>4sub>+H<sub>2sub>O+Q
A、2NO<sub>2sub>V46;N<sub>2sub>O<sub>4sub>(正反应为放热反应) B、C(s)+CO<sub>2sub>V46;2CO(正反应为吸热反应) C、N<sub>2sub>+3H<sub>2sub>V46;2NH<sub>3sub>(正反应为放热反应) D、H<sub>2sub>SV46;H<sub>2sub>+S(s)(正反应为吸热反应)
A、H<sub>2sub>SO<sub>4sub>Na<sub>2sub>CO<sub>3sub>BaCl<sub>2sub>HCl B、HClH<sub>2sub>SO<sub>4sub>Na<sub>2sub>CO<sub>3sub>BaCl<sub>2sub> C、Na<sub>2sub>CO<sub>3sub>H<sub>2sub>SO<sub>4sub>HClBaCl<sub>2sub> D、BaCl<sub>2sub>HClNa<sub>2sub>CO<sub>3sub>H<sub>2sub>SO<sub>4sub>
A、C+O<sub>2sub>→CO<sub>2sub>+Q,C+O<sub>2sub>→CO+Q B、CO<sub>2sub>+C→CO-Q,CO+H<sub>2sub>→CH<sub>4sub>+H<sub>2sub>O+Q. C、C+O<sub>2sub>→CO+Q,C+H<sub>2sub>O→CO+H<sub>2sub>-Q D、CO<sub>2sub>+C→CO-Q,C+H<sub>2sub>O→CO+H<sub>2sub>-Q