Explain why soaps lose their detergency in hard water.

Soluble sodium or potassium salts of higher fatty acids enter into an exchange reaction with soluble acidic carbonates of alkaline earth metals available in hard water.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.