[ hóa 12] cacbohidrat. Cần gấp.

H

hoangxuanbinh

$(C_6H_10O_5)$--------->$C_6H_12O_6$----->2 $C_2H_5OH$+ 2 $CO_2$
......0,1....................................0,1...............................0,2.................0,2
->n (kết tủa)=n$CO_2$=0,2mol
=>m=20g
 
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