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標題:

這句英文是什麼意思?

發問:

To purify 200cm3 of water contaminated with dissolved copper(II) sulphate.

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最佳解答:

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!!!

其他解答:

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|||||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.
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