C
chungseu
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
Dun 2 ancol don chuc voi H2SO4 dac o 140oC duoc hon hop 3 ete. Lay 0,72 g mot trong 3 ete dem dot chay hoan toan thu duoc 1,76g CO2 va 0,72 g H2O. Tim 2 ancol .
( may to hom nay ko danh duoc tieng viet mong cac ban thong cam)![Wink ;) ;)](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
( may to hom nay ko danh duoc tieng viet mong cac ban thong cam)
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