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Question
Fill in the following blank with suitable words :
At room temperature, the forces of attraction between the particles of solid substances are ....................... then those which exist in the gaseous state.
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Solution
At room temperature, the forces of attraction between the articles of solid substances are much more than those which exist in the gaseous state.
RELATED QUESTIONS
The mass per unit volume of a substance is called density.
(density = mass/volume).
Arrange the following in order of increasing density-
air, exhaust from chimneys, honey, water, chalk, cotton and iron.
Name two gases which are supplied in compressed form in homes and hospitals.
State two characteristic properties of a gas.
Why do gases diffuse very fast?
When a gas jar containing colourless air is kept upside down over a gas jar full of brown-coloured bromine vapour, then after some time, the brown colour of bromine vapour spreads into the upper gas jar making both the gas jars appear brown in colour. Which of the following conclusion obtained from these observations is incorrect?
How does the substance of gaseous particles change to a liquid state?
Comment upon the following:-
rigidity
Comment upon the following:-
filling a gas container
Comment upon the following:-
shape
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| Fig. I | Fig. II |
In figure-I, an air column of length ℓ1 is entrapped by a column of Hg of length 8 cm. In figure-II length of same air column at the same temperature is ℓ2. The `ℓ_1/ℓ_2` is:
(1 atm = 76 cm of Hg)
