Чем пахнет бензол?
Фильм создан в рамках проекта «Юбилейный урок» и посвящен 150-летию открытия циклического строения молекулы бензола.
1 month ago 00:15:00 1
2 months ago 00:18:18 1
2 months ago 00:03:40 1
2 months ago 00:25:03 5
2 months ago 00:05:30 1
2 months ago 01:24:06 1
2 months ago 01:34:38 1
2 months ago 00:05:35 1
2 months ago 01:37:12 1
2 months ago 00:37:37 1
2 months ago 00:28:26 1
2 months ago 01:04:09 1
2 months ago 01:28:50 1
2 months ago 00:21:19 4
2 months ago 00:23:01 1
2 months ago 00:07:00 1
2 months ago 00:09:51 1
2 months ago 00:15:40 1
2 months ago 00:46:22 4
2 months ago 00:20:57 1
2 months ago 00:41:23 1
2 months ago 00:05:18 1
2 months ago 00:03:17 1
2 months ago 00:01:01 1
