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प्रश्न
Give reasons: Ice floats on water.
उत्तर
Density of ice is less than that of water that is why it floats on the surface of water.
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संबंधित प्रश्न
What properties of water make it useful as a solvent? What types of compound can it (i) dissolve, and (ii) hydrolyse?
Sea water is a bad conductor of electricity.
Define the following.
Freezing point
Define the following.
Boiling point
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?
\[\ce{H2O2}\] is a better oxidising agent than water. Explain.
The boiling point of water increases with ______ in pressure.
What is the taste of distilled water & boiled water?
The water having more dissolved O2 is ______.
