Аммиак, соли аммония. Химия 9 класс
Физические и химические свойства аммиака. Строение молекулы. Понятие ковалентной полярной связи.
2 months ago 00:04:39 1
4 months ago 00:26:21 1
5 months ago 00:03:15 1
7 months ago 00:05:39 1
7 months ago 00:27:54 6
7 months ago 00:17:06 1
8 months ago 05:04:21 1
8 months ago 00:06:16 1
8 months ago 07:45:50 1
9 months ago 00:24:32 1
9 months ago 00:01:00 1
9 months ago 04:51:04 1
10 months ago 00:01:13 1
10 months ago 06:10:37 1
10 months ago 00:26:21 1
11 months ago 00:00:26 1
11 months ago 00:21:02 1
12 months ago 01:19:01 1
12 months ago 00:11:17 1
12 months ago 00:01:00 1
1 year ago 00:07:05 2
1 year ago 00:00:49 1
1 year ago 00:26:25 2
1 year ago 00:10:11 1
