Advertisements
Advertisements
Question
What do you understand by soft water?
Advertisements
Solution
Soft water is water that has a relatively low concentration of calcium carbonate and other ions. The water that lathers with soap easily is called soft water. It describes the type of water that contains few or no minerals like calcium (Ca) or magnesium (Mg) ions.
APPEARS IN
RELATED QUESTIONS
Name the four main sources of water.
State the importance of water cycle in nature.
Freezing mixture contains ............. and .............
Explain how the peculiar variation of density of water with temperature can cause water— pipes to burst in very cold places.
What are its causes and how can water pollution be controlled ?
Give the importance of dissolved air – in water.
State the meaning of the term ‘water pollution’. State how you would find out, the different sources of pollution of water bodies in the locality.
Give the influence of pressure.
Differentiate between the following:
Natural water and treated water
State whether the following statement is True or False. If false, write the correct statement.
Ice is solid whereas snow is the semi-solid form of water
