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प्रश्न
What does the diffusion of gases tell us about their particles?
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उत्तर
The diffusion of gases tells us that:
- Matter consists of tiny particles, that have space between them.
- The particles of matter are in constant motion.
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संबंधित प्रश्न
Give reasons:
A gas fills completely the vessel in which it is kept.
If the fish is being fried in a neighbouring home, we can smell it sitting in our own home. Name the process which brings this smell to us.
Fill in the following blank with suitable words :
Solid, liquid and gas are the three ........................ of matter.
Fill in the following blank with suitable words :
At room temperature, the forces of attraction between the particles of solid substances are ....................... then those which exist in the gaseous state.
A girl is cooking some food in the kitchen. The smell of food being cooked soon reaches her brother's room. Explain how the smell could have reached her brother's room.
Give one example of diffusion of gases in a liquid.
When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red-brown vapours of bromine from the lower jar go upward into the jar containing air. In this experiment :
______ is not affected by gravity.
Comment upon the following:-
density
2 litre He gas at 2 atm and 300 K is inserted into a 4 litre rigid container containing N2 at 600 K and 4 atm. Finally mixture is maintained at 600 K temperature. The final pressure of gaseous mixture would be ______ torr.
