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प्रश्न
Give reason of The odour of scent spreads in a room.
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उत्तर
Scent fumes (molecules) being gases fill the spaces between air molecules and the molecules of air fill the spaces between scent molecules due to diffusion, fumes spread into a room.
OR
Due to inter-mixing of scent molecules and air molecules, scent fumes spread into the room.
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संबंधित प्रश्न
Which of the following are matter?
Chair, air, love, smell, hate, almonds, thought, cold, lemon water, smell of perfume.
Give reasons:
Solids cannot be compressed.
Give reasons:
Liquids can flow
Define the following terms.
Atom
Write whether the following statement is true or false.
Solids have the largest inter-molecular space.
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions.
Give reason of Why do liquids and gases flow but solids do not ?
Name the three states of matter.
Give a reason why:
Gases have no definite volume and no definite shape.
Mention any two characteristics of the particles of matter.
