1.

Alkyl benzene sulphonates can be used as detergents in hard water, unlike soaps, as

Answer»

They are highly soluble in WATER
Their `Ca^(++)//MG^(++)` SALTS are water soluble
They are non-ionic
Their `Ca^(++)//Mg^(++)` salts are INSOLUBLE in water

Solution :Because their `Ca^(++)//Mg^(++)` salts are soluble in water.


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