Multiple choice

Soap is a mixture of sodium or potassium salts of ____.

  1. Monocarboxylic acid

  2. Glycerols

  3. Dicarboxylic acid

  4. Tricarboxylic acid

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A Correct answer
Explanation

Soaps are sodium or potassium salts of fatty acids, which are monocarboxylic acids (long-chain acids like stearic acid C17H35COOH have one carboxyl group). They are not salts of dicarboxylic or tricarboxylic acids.