12th Class Chemistry Chemistry in Everyday Life / दैनिक जीवन में रसायन

  • question_answer 27)
    Why do soaps not work with hard water? 

    Answer:

    Calcium and magnesium salts present in hard water reactwith soaps to from insoluble compounds, which form curdy whiteprecipitates and are difficult to remove from the clothes.    


You need to login to perform this action.
You will be redirected in 3 sec spinner