Ядро атома и радиоактивные превращения. Задача
6 days ago 00:10:02 1
2 months ago 00:13:28 1
2 months ago 00:29:31 1
2 months ago 00:04:40 1
![Лучшая модель атома? [Минутка физики]](https://sun9-10.userapi.com/7c_heaDaw2cjOctnwZDSIpW-2eeO5HXNfHbuEw/o6PvPuqm4Gk.jpg)
2 months ago 00:08:53 1
2 months ago 01:42:57 1
2 months ago 00:12:43 1
2 months ago 00:52:01 1
2 months ago 00:52:56 2
2 months ago 00:03:50 1
3 months ago 00:50:21 1
3 months ago 00:17:32 1
3 months ago 00:05:59 1
3 months ago 00:10:52 1
3 months ago 00:16:55 1
3 months ago 01:25:51 1
3 months ago 01:15:34 1
4 months ago 00:06:57 1
4 months ago 00:09:06 1
4 months ago 00:21:42 1
4 months ago 00:07:59 1
4 months ago 00:56:25 1
4 months ago 00:29:47 1
4 months ago 00:00:57 1
