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प्रश्न
What is the physical state of water at 250°C.
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उत्तर
- Water's physical condition at 250°C is gaseous because its boiling point is 100°C.
- As a result, at temperatures higher than their boiling point, they exist as gases.
संबंधित प्रश्न
Compare the properties of solids, liquids and gases in tabular form.
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, L.P.G, carbon- dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Fill in the blanks:
______ and ______ can flow.
The three main states of matter are solids, liquids, and gases. Compare the three states with reference to the following characteristics of matter
(a) volume
(b) shape
(c) compressibility
(d) diffusion.
Describe simple experiments to prove that liquids have a definite volume
Describe simple experiments to prove that gases have no definite volume or shape.
Complete the statement given below by selecting the correct word.
Solids and liquids have a definite ____ but gases do not.
The force of attraction between liquid particles is more than solid particles.
Define the term ‘Diffusion’.
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]
