Question

define hard and soft water with examples ( for long type question answers)

Answer 1

Water which does not form lather is called hard water.
Water which forms lather is called soft water.

Answer 2

Hye
1:Soft Water:Water that produces lather with soap readily is called soft water. For example,rain water, distilled water.
2:Hard Water: Water that doesn't produce lather with soap readily with soap is called Hard Water. For example,sea water,river water, spring water etc.