Как Менделеев предсказал элементы #германий
3 months ago 01:15:02 1
3 months ago 01:13:35 1
3 months ago 00:14:12 1
3 months ago 00:39:01 1
3 months ago 00:09:53 1
3 months ago 00:13:42 9
3 months ago 00:27:40 5
3 months ago 01:17:29 1
3 months ago 01:07:12 1
3 months ago 03:43:23 1
3 months ago 00:00:59 1
4 months ago 00:51:35 1
4 months ago 00:26:01 1
4 months ago 00:26:00 1
4 months ago 00:46:19 1
4 months ago 00:25:52 1
4 months ago 00:21:00 1
4 months ago 00:08:02 1
4 months ago 00:55:35 1
4 months ago 00:56:06 1
4 months ago 00:23:55 1
4 months ago 00:05:26 1
4 months ago 00:02:14 1
4 months ago 00:26:58 1
