The major disadvantage of lime soda process of water softening is that________?
Ait is unsuitable for softening the water of excessive hardness
Bthe effluent cannot be reduced to zero hardness
Cit is unsuitable for turbid and acidic water
Dhuge amount of precipitate is formed which creates a disposal problem
Correct answer
D. huge amount of precipitate is formed which creates a disposal problem
Explanation
The correct answer is huge amount of precipitate is formed which creates a disposal problem.