Срочно!!Химия, кто может!))
1)ch4->(<-) c2h2
2)c2h2->(<-) c2h4
3)C2h4->(<-) c2h5oh
4)c2h2 ->ch3coh
5)ch3coh->c2h5oh
6)ch3coh->ch3cooh
7)ch3cooh->(<-) ch3coohch3
7)c2h5oh->(<-) ch3coohch3