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Problem 12 - Entrance Test

What is the IUPAC name for CH3COOH?

Correct: D

CH3COOH is a carboxylic acid with two carbon atoms. The prefix 'eth-' indicates two carbon atoms, and the '-oic acid' suffix indicates a carboxylic acid. Thus, its IUPAC name is Ethanoic acid (common name: Acetic acid).