flask 1 started with caffeine dissolved in water and had methylene chloride adde

Question

flask 1 started with caffeine dissolved in water and had methylene chloride added. flask 2 has identical amounts of the three substances but started with caffeine dissolved in methylene chloride and had water added. Can you tell them apart? If yes how if not why flask 1 started with caffeine dissolved in water and had methylene chloride added. flask 2 has identical amounts of the three substances but started with caffeine dissolved in methylene chloride and had water added. Can you tell them apart? If yes how if not why

Explanation / Answer

no these cannot be told apart, as the caffeine is more soluble in methylenechloride then water.

In Flask 2 caffeine dissolves in the methylene chloride completely and water left undissolved and same in flask 1.

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