question_answer

Acetic acid shows twice of its expected molecular weight value experimentally. This is because of

A)  its dissociation into\[{{H}^{+}}\]and\[C{{H}_{3}}CO{{O}^{-}}\] ions

B)  colligative property measurement

C)  molecular association through H-bonding

D)  none of the above

Correct Answer: C

Solution :

: \[2C{{H}_{3}}-COOH\]