A sample of water containing KCL does not behave as hard water, but a – InterviewSolution

1.	A sample of water containing KCL does not behave as hard water, but a sample of water containing CaCl_(2) behaves as hard water-why?
Answer» Solution :The POTASSIUM salt of SOAP is soluble in water and forms lather while calcium or MAGNESIUM salt of soap is insoluble in water and does not FORM lather.

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