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Why should you expect a decrease in entr...

Why should you expect a decrease in entropy as a gas condenses into liquid? Compare it with entropy decrease when a liquid sample is converted into solid.

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MODERN PUBLICATION-THERMODYNAMICS-Revision Exercise (Short Answer Questions)
  1. Explain the terms 'entropy', 'enthalpy' and 'free energy'.

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  2. Account for the fact that entropy of ice is less than that of water.

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  3. Why should you expect a decrease in entropy as a gas condenses into li...

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  4. Correlate entropy and disorder with the help of fusion and vaporisatio...

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  5. Expalin the state of chemical reactions when : (i) DeltaG =0 (ii) De...

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  6. What is entropy change? What is the change of entropy with change of (...

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  7. Can DeltaH be used as s sole criterion for the feasibility of a chemi...

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  8. Fill in the blanks: (i) The reaction which has a natural urge to pro...

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  9. Define free energy and entropy of a system.

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  10. Predict whether the entropy increases or decreases for the following :...

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  11. Define entropy and free energy of a system.Predict the feasibility of ...

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  12. For a reaction both DeltaH and DeltaS are positive.Under what conditio...

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  13. Explain the physical significance of entropy.

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  14. Predict the sign of DeltaS (positive or negative) for the following ch...

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  15. State giving reasons whether the entropy change for vaporisation of on...

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  16. What is entropy change?Predict the sign of entropy chsnge in each of t...

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  17. What is the value of free energy chnage for a reaction in equilibrium ...

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  18. Comment on the statement that the energy of the universe remains const...

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  19. Which of the reaction is expectd to be spontaneous at low temperatures...

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  20. Wha is menat by free energy of a system? How is it related to enthalpy...

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