2. Summary and critique of the trial results:In essence, this time using various solvent and can dissolve in the solvent are different, which is used as a solvent to separate evidence from aqueous solution by using a "cone of isolation" by extraction separation of mixed. The number 14 from extraction with HCI. yellow solid which is the village's function has, and from the second extraction. Na2CO3 is a white solid substance which they say car acid extraction and silica 3 times with CH2CI2 has a solid amber as their hydrocarbon.
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