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प्रश्न
State the boiling point of water.
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उत्तर
BOILING POINT OF WATER: “Is that constant temperature at which water starts (BOILING) changing from water to steam (vapours)”.
It is 100°C for water.
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संबंधित प्रश्न
A liquid can change into vapour state at a fixed temperature.
Boiling of egg results in ______ change.
Assertion: The process of conversion of liquid water to its vapours by heating the liquid is called boiling.
Reason: The process of conversion of water vapours to liquid by cooling the vapours is called condensation.
What is the physical state of water at 100°C.
During summer, water kept in an earthen pot becomes cool because of the phenomenon of
Choose the correct statement of the following
A sample of water under study was found to boil at 102°C at normal temperature and pressure. Is the water pure? Will this water freeze at 0°C? Comment.
____________ is the change of solid state directly to vapour state without going through the ____________ state.
The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ____________.
Alka was making tea in a kettle. Suddenly she felt intense heat from the puff of steam gushing out of the spout of the kettle. She wondered whether the temperature of the steam was higher than that of the water boiling in the kettle. Comment.
