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Why is the potential energy of a molecul...

Why is the potential energy of a molecule in the bulk of a liquid lower than that for a molecule at the surface?

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CHHAYA PUBLICATION-STATES OF MATTER : GASES AND LIQUIDS-QUESTION-ANSWER ZONE FOR BOARD EXAMINATION
  1. Under similar conditions of temperature and pressures, if the time tak...

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  2. Molar mass of UF(6) is 176 times as high as that of H(2), yet at a par...

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  3. If, at a given temperature, the totla kinetic energy of the molecules ...

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  4. For the molecules of a given gas at a constant temperature, arrange th...

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  5. A and B are closed flasks having the same volume. In flask A, O(2) gas...

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  6. Which one of the gases, under the given conditions, exhibits reas gas ...

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  7. Under what condition can a gas be liquefied? (1) T=T(c) and P lt P(c...

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  8. Two gases, obeying van der waals equation, have identical values of 'b...

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  9. A real gas follows van der waals equation. Find the compressibility fo...

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  10. Derive van der waals equation for 'n' mol of a real gas from the equat...

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  11. Write the van der wals equation for a real gas containig n molecules.

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  12. What will the nature of PV vs P graph be for a real gas at Boyle tempe...

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  13. What will the value of compressibility factor (Z) be for a gas if the ...

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  14. The vlaue of van der waals constant 'a' for nitrogen gas is 1.37L^(2)*...

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  15. The values of 'a' & 'b' for three real gases A, B & C are- (a) Wh...

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  16. Why is the potential energy of a molecule in the bulk of a liquid lowe...

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  17. Between methanol (CH(3)OH) and water (H(2)O) whose surface tension is ...

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  18. A liquid has a high normal boiling point. Will its viscosity and surfa...

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  19. How is the vapour pressure of a liquid affected if the surface area of...

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  20. Compare the viscoaity coefficient of the following liquids at a partic...

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