Advertisements
Advertisements
Question
Give reasons for the following:
A bottle of perfume on opening evolves an odour which can be sensed over a long distance.
Advertisements
Solution
A bottle of perfume on opening evolves an odour because gases diffuse very easily and odour spreads over a large distance.
RELATED QUESTIONS
Define the following term.
Element
Write whether the following statement is true or false.
There is no difference between evaporation and boiling.
Write whether the following statement is true or false.
Intermolecular force of attraction is greater in gases than in liquids.
Write true or false for statement. Rewrite the false statement correctly.
Solids and liquids can flow.
Name the phenomenon which cause the following change:
Conversion of water into steam.
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
Explain why, we can easily move our hand in air but to do the same through a plank of wood, we need a karate expert.
What are the two conditions for the interconversion of states of matter?
Give reasons for the following:
Sugar can be distinguished from talcum powder using water.
Complete the statement by filling the blank with the correct word given below.
In naphthalene, the inter-particle attraction is _______.
