Ковалентная связь полярная и неполярная
7 years ago 00:03:25 20
5 years ago 00:03:10 18
5 years ago 00:02:57 119
5 years ago 00:06:35 2
7 years ago 00:08:05 9
5 years ago 00:07:22 2
13 years ago 00:09:44 48
3 years ago 00:13:28 1
5 years ago 00:15:03 25
9 years ago 00:06:29 9
7 years ago 00:03:23 25
8 years ago 00:05:14 127
1 year ago 00:12:38 2
2 years ago 00:15:02 1
4 years ago 00:08:46 9
7 years ago 00:09:36 5
1 year ago 00:13:09 6
9 years ago 00:18:41 31
8 years ago 00:06:21 6
5 years ago 00:17:21 2
7 years ago 00:09:23 11
6 years ago 00:04:42 12
1 year ago 00:00:30 1
6 years ago 00:10:23 1
