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C2h4 h2o реакция. C2h4+h2o. C2h4 c2h5oh реакция. С2h5oh c2h4↑ + h2o..
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C2h4 h2o реакция. C2h4+h2o. C2h4 c2h5oh реакция. С2h5oh c2h4↑ + h2o.. 