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Evaporation causes cooling. Explain....

Evaporation causes cooling. Explain.

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MBD PUBLICATION-STATES OF MATTER (GASES AND LIQUIDS)-QUESTION BANK
  1. What do you understand by viscosity of a liquid ?

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  2. Why surface tension of a liquid decreases with increase of temperature...

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  3. Evaporation causes cooling. Explain.

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  4. Define surface tension.

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  5. The pressure of a real gas is less than the pressure of an ideal gas b...

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  6. The compressibility factor for H2 and He is usally :

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  7. The relation between molecular weight (M) and vapour density (VD) is ...

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  8. Which pair of the gaseous species diffuse through a small jet with the...

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  9. The rms speed at NTP of the gas can be calculated from the expression ...

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  10. If a gas is explained at constant temperature :

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  11. At constant volume , for a fixed number of mole of a gas , the pressur...

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  12. Aclosed vessel contains equal number of nitrogen and oxygen molecules ...

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  13. Four rubber tubes are respectively filled with H2, O2, N2 and he. The ...

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  14. Boyle's law may be expressed as :

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  15. The vapour density of a gas is 11.2 The volume occupied by11.2 g of rh...

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  16. If air contains N2 and O2 in volume ratio 4:1, the average vapour dens...

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  17. The equation of State corresponding to 8 g of O2 is :

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  18. The ratio between the root mean square speed of H2 at 50k and that of ...

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  19. Which contains the same number of molecules as 16 g of oxygen :

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  20. A gaseous mixture contains oxygen and nitrogen in the ration of 1:4 by...

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