Способы разделения смесей. Без хроматографии не выделишь и краски из смеси
Тест для закрепления:
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3 weeks ago 00:07:58 2.1K
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3 weeks ago 00:04:56 30
3 weeks ago 00:01:20 1
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4 weeks ago 00:03:33 1.3K
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4 weeks ago 00:26:17 400
4 weeks ago 00:00:29 491
4 weeks ago 00:03:08 1
