Which of the following compounds forms hydrogen bonds between its molecules?

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1

a. Which of the following compounds forms hydrogen bonds between its molecules?

  1. CH3CH2OCH2CH2OH
  2. CH3CH2N(CH3)2
  3. CH3CH2CH2CH2Br
  4. CH3CH2CH2NHCH3
  5. CH3CH2CH2COOH
  6. CH3CH2CH2CH2F.

b. Which of the preceding compounds forms hydrogen bonds with a solvent such as ethanol?