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प्रश्न
Define the following.
Freezing point
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उत्तर
The temperature at which a liquid turns into solid when cooled is known as the freezing point. The freezing point of water is 0°C.
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संबंधित प्रश्न
Why is it said that-
There is no alternative to water for cleaning purposes.
Why is the density of seawater more than that of rain water?
Why should a glass bottle completely filled with water never be kept in a freezer?
Some of the properties of water are described below. Which of them is/are not correct?
(i) Water is known to be a universal solvent.
(ii) Hydrogen bonding is present to a large extent in liquid water.
(iii) There is no hydrogen bonding in the frozen state of water.
(iv) Frozen water is heavier than liquid water.
If same mass of liquid water and a piece of ice is taken, then why is the density of ice less than that of liquid water?
The freezing point of water ______ with an increase in pressure.
Freezing of water will cause an ______ is the volume.
______ has the highest latent heat of fusion.
Water is circulated around the car engine using the ______ pump and the heat is absorbed.
Which of the following ion is responsible for the temporary hardness of water?
