2-сабақ. Атом құрылысы және формула құрастыру
Атом құрылысы және формула құрастыру
6 years ago 00:12:05 69
6 years ago 00:16:25 8
3 years ago 00:25:48 1
1 year ago 00:23:59 1
6 years ago 00:19:13 91
4 years ago 00:12:20 1
3 years ago 00:24:53 2
2 years ago 00:02:52 4
1 year ago 01:25:48 3
4 years ago 00:09:52 1
6 years ago 00:02:33 11
9 years ago 00:04:18 92
5 years ago 00:13:16 7
1 year ago 00:06:42 1
2 years ago 00:04:04 12
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5 years ago 00:48:18 4
5 years ago 00:02:54 2
2 years ago 00:04:13 2
1 year ago 00:05:36 2
1 year ago 00:05:18 2
11 months ago 00:03:30 1
2 years ago 00:27:24 1
2 years ago 00:05:02 4
2 years ago 02:52:35 4
