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प्रश्न
Fill in the blanks:
The physical state of a substance, which has neither fixed volume nor fixed shape is a ______.
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उत्तर
The physical state of a substance, which has neither fixed volume nor fixed shape is a gas.
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संबंधित प्रश्न
Give one difference between atoms and molecules.
What are fluids? Give two examples
Give reasons
A gas fills up the space available to it.
Give reasons
Liquids have definite volume but no definite shape
Fill in the blanks:
Any matter which has a definite ______ but no definite shape is called a ______.
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles move about very quickly but do not leave the surface
Describe simple experiments to prove that gases occupy space.
Explain the term ‘Interconversion of matter’. With reference to ice, water, and water vapour show diagrammatically the change of state of matter from solid to liquid to gaseous and back to the original state.
State the property of the following substance.
Manganese dioxide, a catalyst which alters the rate of a chemical reaction is black in colour.
The feather and paper cup can float on the water.
