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प्रश्न
Why do gases diffuse very fast?
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उत्तर
Gases diffuse very fast because of the presence of large spaces between the gaseous particles and high kinetic energy of these molecules. They diffuse faster than the other states of matter.
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संबंधित प्रश्न
The mass per unit volume of a substance is called density.
(density = mass/volume).
Arrange the following in order of increasing density-
air, exhaust from chimneys, honey, water, chalk, cotton and iron.
A bottle of perfume was opened in a room. The smell of its vapours spread in the entire room. Name the property of gases which is responsible for this behaviour of perfume vapours.
Name the three states of matter. Give one example of each.
What does the diffusion of gases tell us about their particles?
Explain why, when a bottle of perfume is opened in a room, we can smell it even from a considerable distance.
Why does a gas fill a vessel completely?
A substance has neither a fixed shape nor a fixed volume. State whether it is a solid, a liquid or a gas.
The space between ______ particles is the greatest one.
Comment upon the following:-
kinetic energy
Which of the following is TRUE about gaseous state?
