這句英文是什麼意思？
2008-08-24 6:09 am
To purify 200cm3 of water contaminated with dissolved copper(II) sulphate.
回答 (3)
2008-08-24 6:45 am
✔ 最佳答案
To purify 200cm^3 of water contaminated with dissolved copper(II) sulphate.的意思是
提純 200cm^3 硫酸銅(II)溶液中的水。
希望幫到您!!!
2008-08-24 11:28 pm
佢即係叫你去extract 走 dissolved copper(II) sulphate from the 200cm3
mixture
第一係先將佢變crystalline form , 然後就 by filtration 將dissolved copper(II) sulphate crystal filter 走
mixture
第一係先將佢變crystalline form , 然後就 by filtration 將dissolved copper(II) sulphate crystal filter 走
參考: myself
2008-08-24 7:24 am
that means there are 200cm3 of water but it is contaminated with copper(II)sulphate , and it ask you to purify this 200cm3 of water.
參考: me
收錄日期: 2021-05-03 04:59:36
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080823000051KK02916