Ответы на вопрос:
₁ ₂ ₃ ch₄ → c₂h₂ → c₂h₄ → c₂h₅oh 1. 2ch₄ = c₂h₂ + 3h₂ t, ni 2. c₂h₂ + h₂ = c₂h₄ h₃po₄ 3. c₂h₄ + h₂o = c₂h₅oh
2ch3oh + 2na = 2ch3ona + h22hcooh + cuo =cu(hcoo)2 + h2ohcooh + koh = hcook + h2ch3cooh + mg= (ch3 coo)2mg + h22ch3cooh + na2co3 = 2ch3 coona + h2o + co22ch3cooh + cao = (ch3coo)2ca + h2och3cooh + koh = ch3 cook + h2o
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