Аппарат Киппа. Получение водорода. Химия просто.
1 month ago 00:49:02 1
2 months ago 00:00:59 26
2 months ago 00:02:24 1
2 months ago 00:01:55 15
3 months ago 00:02:37 10
3 months ago 00:00:22 4.1K
4 months ago 00:00:19 41
6 months ago 00:02:10 3
6 months ago 01:22:38 1
7 months ago 00:49:22 1
7 months ago 00:12:17 1
8 months ago 00:04:29 1
8 months ago 00:01:51 2
8 months ago 00:00:55 1
8 months ago 00:03:34 1
9 months ago 00:00:13 2
9 months ago 00:17:33 1.1K
9 months ago 00:01:18 1
9 months ago 00:26:18 177
9 months ago 00:26:17 13
9 months ago 00:27:39 3
9 months ago 00:53:54 5
9 months ago 01:12:44 6
9 months ago 00:38:45 13