點樣分開ethanol同thanoic acid???
2007-03-31 07:53:36 · 2 個解答 · 發問者 ? 1 in 科學 ➔ 化學
係ethanoic acid
2007-03-31 07:55:01 · update #1
兩隻撈埋左
2007-03-31 08:29:09 · update #2
Ethanol and ethanoic acid can be separated by fractional distillation.
2007-03-31 08:12:35 · answer #1 · answered by Uncle Michael 7 · 0⤊ 0⤋
我想問清楚
你所謂既分開
係將ethanol同ethanoic acid lo埋
定係分兩支test tube,搵邊支係ethanol 咁?
2007-03-31 08:12:48 · answer #2 · answered by tszlok 1 · 0⤊ 0⤋