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If 150 g of phenacetin were dissolved in 100 ml of water, how much ether would be required to extract 90% of phenacetin in a single extraction?
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If 150 g of phenacetin were dissolved in 100 ml of water, how much ether would be required to extract 90% of phenacetin in a single extraction?

User TrueBlue
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Distribution coefficient in ether to water Kew = (1/90) ether /(1/1310) water = 14.56 (b) If 50 mg of phenacetin were dissolved in 100 mL of water.
User OrdoDei
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