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					1. How could you use hydrogen nmr to distinguish between
     (a) m-xylene and ethylbenzene
     (b) m-xylene and p-xylene
     (c) 1-pentene and 2-pentene

2. Identify the compound responsible for the following nmr spectrum. The chemical
   formula is C3H8O.




3. Identify the compound responsible for the following nmr spectrum. The chemical
   formula is C3H6Br2.
4. Identify the compound responsible for the following nmr spectrum. The chemical
   formula is C8H10. The signals at 2.6 ppm and 1.5 ppm are a quartet and triplet,
   respectively.

				
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posted:11/30/2011
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