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प्रश्न
Give the molecular model for a solid and use it to explain why a solid has a definite volume and a definite shape.
उत्तर
Here the molecules are very tightly packed that there is no or very less intermolecular space and there is a high intermolecular force of attraction (force of cohesion).
The molecules do not move about their mean position and thus solids have a definite shape and volume.
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