Hard and SOFt Water, Methods to Remove Hardness, Degree OF Hardness

Hydrogen - Degree Of Hardness

Hardness OF Water|| Reason OF Hardness||Types OF Hardness|| Methods OF Removal OF Hardness|| Temporary Boiling|| Clark's Process||Permanent Hardness Methods|| Washing Soda|| Permutit Calgon||Ion Exchange Resin|| Heavy Water||Preparation|| Properties

Describe Clark's method to remove hardness of water ?

Distinguish between : a. Hard water and soft water b. Temporary hardness and permanent hardness

What do you understand by Hard and Soft water? How is hardness of water removed by washing?