Question

Would you abl to check if water is hard by using a detergent

Answer 1

yes becoz on using detergent lather is formed

nd lather is a sign of hard water

Answer 2

Answer:

• It is not possible to check if water is hard by using a detergent because detergents are salts of ammonium or sulphonates of long chain carboxylic acids.

• Unlike soaps they do not react with calcium and magnesium to distinguish nature of water.