Классификация неорганических веществ
Химия, 8-11 классы. Простые и сложные вещества. Оксиды, основания, кислоты, соли.
9 months ago 01:12:09 0
10 months ago 00:09:02 0
10 months ago 00:11:05 0
10 months ago 00:08:15 22
10 months ago 02:15:42 0
11 months ago 00:20:17 3
11 months ago 00:26:37 4
12 months ago 00:28:50 0
1 year ago 00:03:26 22
1 year ago 02:16:44 0
1 year ago 00:10:43 0
1 year ago 00:25:01 0
1 year ago 01:39:58 0
1 year ago 00:12:40 0
1 year ago 00:44:04 0
1 year ago 02:09:01 0
1 year ago 00:00:00 0
1 year ago 00:00:00 95
1 year ago 00:00:00 0
1 year ago 00:00:00 0
1 year ago 00:00:00 0
1 year ago 00:00:00 2
1 year ago 00:00:00 60
1 year ago 00:00:00 0
