Посмотрите какие талантливые и добрые у нас подписчики, мы с доктором Василием ПРИНИМАЕМ ПОДАРКИ
7 months ago 00:54:38 1
7 months ago 00:11:22 1
7 months ago 00:04:46 1
7 months ago 00:00:59 1
7 months ago 00:33:55 1
7 months ago 00:38:08 1
7 months ago 00:44:02 1
7 months ago 00:05:31 1
7 months ago 00:20:37 1
7 months ago 00:00:45 1
7 months ago 00:06:27 1
7 months ago 00:55:18 1
7 months ago 00:04:57 1
7 months ago 00:34:36 1
7 months ago 00:14:11 1
7 months ago 00:19:19 1
7 months ago 00:20:49 1
7 months ago 00:55:01 1
7 months ago 00:09:16 1
7 months ago 00:12:28 1
7 months ago 00:24:18 1
7 months ago 00:00:57 1
7 months ago 00:04:46 1
![Периодическое изменение свойств химических элементов в ПСХЭ |Таблица Менделеева [Урок 10]](https://sun9-1.userapi.com/fNv27d7GbcIRknpHtMsHZRjutAqBvQ0izzF8Xg/eFHdYFaW-fc.jpg)
7 months ago 00:12:28 1
