Реакция магния Н2 с кислотой когда выделяется водород - эксперимент
Приобрести магний/водород тут:
telegram: @Marina_5861
тел. и ватцап 8 927 062 17 73 Марина Ерёменко
2 months ago 00:00:00 1
2 months ago 00:09:55 14
2 months ago 00:14:36 1
2 months ago 00:10:39 1
2 months ago 00:15:40 1
2 months ago 00:18:15 1
2 months ago 00:04:58 1
2 months ago 00:01:01 1
2 months ago 03:25:47 1
2 months ago 00:24:51 1
2 months ago 00:00:00 1
2 months ago 01:14:21 1
2 months ago 00:03:32 1
2 months ago 00:11:20 8
2 months ago 00:10:05 1
2 months ago 00:08:04 2
2 months ago 00:00:58 1
2 months ago 00:08:02 2
2 months ago 00:04:16 1
2 months ago 01:19:03 1
2 months ago 00:04:07 1
2 months ago 00:00:00 4
2 months ago 00:01:45 1
2 months ago 00:02:40 1
