Question

1 write the difference between permanent and temperoray hardness of water

Answer 1

here is less lather formation when soap is used with hard water compared to soft water. ... The difference between the temporary hardness and permanent hardness in water is that the temporary hardness is caused due to the bicarbonates of calcium and magnesium ions.

Answer 2

The hardness water is removed by

Boiling process is called temporary hardness of water