A、必须低于409.3℃
B、必须高于409.3K
C、必须低于409.3K
D、必须等于409.3K
更多“理想气体反应CO（g）+2H<sub>2</sub>（g）=CH<sub>3</sub>OH（g）的Δ<sub>r</sub>Gm<sup>θ</sup>与温度T的关系为：Δ<sub>r</sub>Gm<sup>θ</sup>=-21660+52.92T，若要使反应的平衡常数K>1，则应控制的反应温度：（）”相关的问题
A、CaCO<sub>3sub>（s）=CaO（s）+CO<sub>2sub>（g） B、N<sub>2sub>O<sub>4sub>（g）=2NO<sub>2sub>（g） C、2ZnS（s）+3O<sub>2sub>（g）=2ZnO（s）+2SO<sub>2sub>（g） D、CO（g）+H<sub>2sub>O（g）=CO<sub>2sub>（g）+H<sub>2sub>（g）
A、CO<sub>2sub>＋H<sub>2sub>S→CS<sub>2sub>＋2H<sub>2sub>O B、CO<sub>2sub>＋2S→CS<sub>2sub>＋O<sub>2sub> C、CO<sub>2sub>＋2H<sub>2sub>S→CS<sub>2sub>＋H<sub>2sub>O D、CO<sub>2sub>＋2H<sub>2sub>S→CS<sub>2sub>＋2H<sub>2sub>O
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、E<sub>2sub>=-2E<sub>1sub> B、E<sub>2sub>=2E<sub>1sub> C、E<sub>2sub>=-E<sub>1sub> D、E<sub>2sub>=E<sub>1sub>
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、H<sub>2sub>S＋1/2O<sub>2sub>=1/2S<sub>2sub>+H<sub>2sub>S B、CH<sub>4sub>＋2O<sub>2sub>=CO<sub>2sub>＋2H<sub>2sub>O C、2H<sub>2sub>S＋3O<sub>2sub>=2SO<sub>2sub>＋2H<sub>2sub>O D、COS+H<sub>2sub>O=CO<sub>2sub>+H<sub>2sub>S
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