Химия 9 класс (Урок№27 - Обобщение по теме «Металлы». Применение металлов.)
Химия 9 класс
Урок№27 - Обобщение по теме «Металлы». Применение металлов.
Систематизируем знания о металлах.
8 months ago 14:19:41 1
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8 months ago 00:15:04 1
8 months ago 00:14:15 1
8 months ago 00:17:47 1
8 months ago 00:17:33 1
8 months ago 01:23:53 1
8 months ago 01:04:29 1
8 months ago 00:12:34 1
8 months ago 00:19:55 1
8 months ago 00:13:46 1
8 months ago 01:29:33 1
8 months ago 00:07:39 1
8 months ago 00:02:05 1
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8 months ago 00:24:34 1
8 months ago 00:38:42 1
8 months ago 01:49:01 1
8 months ago 00:25:15 1
8 months ago 00:00:00 1
8 months ago 00:32:42 1
8 months ago 00:09:46 1
8 months ago 00:06:37 4
