Question

The hard water of the well become soft on adding washing soda to it

Answer 1

Heya,!!!!!

hard water contain iron like calcium and magnesium in it.


when the hard water react with washing soda it becomes soft.


hope it helps!!!!!!

thanks

Answer 2

Hard water contain calcium and magnesium sulphide .when we add washing soda in hard water ,it form a precipitate of calcium and magnesium ion and hard water become soft water.