2 pentene h2 July 8, 2019 16 32 64 128 2 pentene h2o 2 pentene+h20 3 methyl 2 pentene h2o 2 pentene o3 h20 2 methyl 2 pentene h2o 2 methyl 2 pentene + h2 2-пентин + h2o 2 pentene Пентен 2 + h2o Пентен 2 + h2
