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प्रश्न
Describe simple experiments to prove that gases have no definite volume or shape.
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उत्तर
Have no definite volume or shape
Experiment:
A gas takes up the volume of any enclosed space filling it up completely.
Conclusion: Gases take up any volume and hence all gases have no definite volume.
संबंधित प्रश्न
"A substance has a definite shape as well as a definite volume." Which physical state is represented by this statement?
Arrange the following substances in increasing order of force of attraction between their particles (keeping the substance having the minimum force of attraction first) : Water, Sugar, Oxygen
Give one difference between atoms and molecules.
Give reasons:
When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass remains unchanged.
Fill in the blanks:
______ and ______ can flow.
To identify materials of common use
Procedure – Just move around in your house – in the drawing room, sitting room, bedroom, kitchen, bathroom etc. Identify the things and All in the blanks in the table given below
| No. | Place | Name of the thing | Material used for making the thing |
| 1 | Study room | ||
| 2 | Drawing room | ||
| 3 | Kitchen | ||
| 4 | bathroom | ||
| 5 | Any other place |
Describe simple experiments to prove that liquids have no definite shape
Complete the given analogy.
Large Inter-particle space: Gas:: ______ :solid.
Solids are compressible.
The density of solid Argon is 1.6 ml at - 233°C. If the Argon atom is assumed to be sphere of radius 1.5 × 10-8 cm, then the ______ % of solid Argon is apparently occupied.
[Take : NA = 6 × 1023, Atomic mass of Ar = 40]
