решите цепочку уравнений c->ch4->ch3->coh->ch3cooh->ch3-co-oc2h5->c2h5oh->c2h4

1) c+2h2=ch4
2) 2ch4=c2h2 +3h2
3) c2h2+ h20= ch3coh
4) ch3coh+ag2o(кат)=ch3cooh+2ag
5) ch3cooh+c2h5oh= ch3-co-oc2h5 + h2o
6) ch3-co-oc2h5+h2o= ch3-cooh+c2h5oh
7) c2h5oh(кат.h2so4, t)= c2h4 +h20

спасибо)