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Boiling and Evaporation...

Boiling and Evaporation

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Which of the following is correct regarding boiling and evaporation ? (i) Both boiling and evaporation take place in closed as well as open containers. Evaporation takes place only from the surface of liquid, while boiling involves the formation of bubbles below the surface. (iii) Evaporation takes place at all temperatures , while boiling takes place only at one particular temperature. (iv) Boiling point decreases if the external pressure is low but evaporation increases if the external pressure is low

Account for the following : (a) The temperature of water remains constant during boiling. (b) Evaporation is a surface phenomenon. (c ) The spaces between constituent particles is maximum in the gaseous state.

Differentiate the following: Evaporation and Boiling

During evaporation:-

Define the following terms : Evaporation

Defination OF Solution || Vapour Pressure OF a Liquid: Evaporation & Condensation || Variation OF Vapour Pressure With Temperature, Boiling Point

DINESH PUBLICATION-MATTER IN OUR SURROUNDINGS -Short Answer Questions
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  2. Explain which one will cause more severe burns-boiling water at 100^(...

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  3. Archit dropped a crystal of potassium permanganate into two beakers A ...

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  4. 5 mL of water was taken in a test tube and china dish separately. Thes...

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  5. When a solid melts, its temperature remains constant. Explain.

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  6. Draw a flow sheet diagram to illustrate interconversion of three state...

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  7. It is a hot summer day. Priyanshi and Ali are wearing cotton and nylon...

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  8. Explain how three states of matter arise due to the variation in the c...

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  9. To which physical state of matter, do the following statements apply ?...

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  10. Describe an activity to show that particles of matter have spaces betw...

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  11. How will you separate a mixture of naphthalene balls powder and common...

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  12. Define (a) Compressibility (b) Rigidity (c ) Fluidity.

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  13. (a) Define the process of vaporisation. (b) List four factors which ...

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  14. How does perspiration or sweating help keep our body cool on a hot day...

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  15. Boiling and Evaporation

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  16. Give reasons for the following observations (a) The smell of lighted...

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  17. (a) When common salt is added to water, will there be any change in vo...

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  18. Out of boiling and evaporation, which is a surface phenomenon ? Explai...

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  19. Define boiling point. Write down the boiling point of water of Celcius...

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  20. Liquids and gases are commonly known as fluids. Compare their properti...

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