12th Class Chemistry Chemistry in Everyday Life

  • question_answer 28) Can you use soaps and detergents to check the hardnessof water? 

    Answer:

    Soaps can be used to check the hardness of water as it formsinsoluble precipitate with hard water. While it is soluble in softwater. Detergents are soluble in both types of water so, they cannot be used tocheck the hardness of water.  

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