Separating Components of a Mixture by Extraction Professor Dave Explains 10:09 5 years ago 605 326 Скачать Далее
The Truth About Orgo | Is it that hard or are ppl just dumb | Watch This Before You Take It Josh Chen 2:25 3 years ago 31 782 Скачать Далее
ORGANIC CHEMISTRY LAB | Common glassware, tools, and equipment FThinkin' 4:56 1 year ago 1 128 Скачать Далее