Advertisements
Advertisements
Question
When sodium chloride is added to a definite volume of water and stirred well, a solution is formed, but there is no increase in the level of water. Why?
Solution
This is because there is some space between the particles of water in which the salt particles get accomodated when dissolved.
APPEARS IN
RELATED QUESTIONS
How a liquid changes into its gaseous state ? Explain ?
Fill in the blank:
All matter is made up of tiny particles called..................
Fill in the blank:
Liquids have no definite ............
Give two examples of the following:
Substances which do not change their states.
If an object is taken to the moon from the earth what will be its mass ?
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to density.
Describe simple experiment to show that particles of matter are closely packed in solids and less in liquids.
State in which of the following examples ie. a piece of wood, water, light gas is the Energy possessed by particles of matter, very large.
‘Inter-particle attraction between atoms of gases is very weak’. State five properties of gases which correlate as a consequence of the weak inter-particle attraction between particles of gases.
Among the following ______ is not a mixture.
