Discussion
Soap is a mixture of sodium or potassium salts of
Answer: B
Soap is a mixture of sodium or potassium salts of monocarboxylic acids - the long-chain fatty acids such as stearic, palmitic and oleic acid, each with a single -COOH group.
Their salts have one ionic head on a long hydrocarbon tail, which is exactly the structure needed to lift grease into water.
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