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प्रश्न
What is mass?
एका वाक्यात उत्तर
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उत्तर
Mass is the quantity of matter contained in the body.
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Composition of Matter
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संबंधित प्रश्न
Write true or false for each statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
What is the approximate size of a molecule?
What do you mean by inter-molecular spacing?
What are the forces of cohesion and adhesion?
Define Matter.
Write your observation and conclusion for the following:
When one of the balloons suspended to the metre scale is punctured while other remains inflated?
Give reason :
The odour of scent spreads in a room.
Write whether the following statement is true or false.
A gas has no free surface.
Match the column.
| Column A | Column B |
| 1. iron and gold | a. molecules are very far apart |
| 2. melting | b. pure substance |
| 3. intermolecular space | c. non-metals |
| 4. compound | d. the space between the molecules |
| 5. gases | e. changes from solid to liquid |
| f. metals |
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
