A、在精馏塔中,塔顶轻组分浓度最高 B、在精馏塔中,塔顶重组分浓度最高 C、在精馏塔中,塔中各板轻组分浓度由上而下逐渐增大
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、CS<sub>2sub>+H<sub>2sub>O→COS+H<sub>2sub>S B、CS<sub>2sub>+2H<sub>2sub>O→CO<sub>2sub>+2H<sub>2sub>S C、CS<sub>2sub>+H<sub>2sub>O→CO+H<sub>2sub>S D、2CS<sub>2sub>+H<sub>2sub>O→2COS+<sub>2sub>
A、CH<sub>4sub>+2S<sub>2sub>→CS<sub>2sub>+H<sub>2sub>S B、CH<sub>4sub>+2S<sub>2sub>→CS<sub>2sub>+2H<sub>2sub>S C、CH<sub>4sub>+S<sub>2sub>→CS<sub>2sub>+2H<sub>2sub> D、CH<sub>4sub>+3S<sub>2sub>→CS<sub>2sub>+4H<sub>2sub>S
A、y<sub>n+1sub>〉y<sub>nsub>〉y<sub>n-1sub> B、y<sub>n+1sub>〈y<sub>nsub>〈y<sub>n-1sub> C、y<sub>n+1sub>=y<sub>nsub>=y<sub>n-1sub> D、不确定