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фтвфкещт20

1)2 CH4+O2 = 2 CH3OH

2)2 CH4 = C2H2+3 H2

3)C2H2 + H2O =  CH3COH

4)CH3COH + Ag2O = CH3COOH + 2 Ag

5)CH3COOH + C2H5OH = CH3COOC2H5 + H2O

Моё мнение что под знаком вопроса там CH3COH

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