Question

how does the use of lime water removes the hardness of water ?also give equation

Answer 1

lime water is the common name is a diluted solution of caoh( calcium hydroxide) . it is sparsely soluble in water. pure lime water is clear and colorless

Answer 2

lime softening,also known as clark's process, is a type of water treatment used for water softening which uses the addition of limewater (calcium hydroxide) to remove hardness ( calcium and magnesium ) ions by precipitation