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Give the mathematical definition of entr...

Give the mathematical definition of entropy change. Discuss the relationship between entropy change & spontaneity of a process.

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CHHAYA PUBLICATION-CHEMICAL THERMODYNAMICS-LONG TYPE QUESTIONS
  1. (i) What is the difference betweenn the enthalpy of formation and the ...

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  2. What do you mean by heat of reaction or enthalpy of reaction? What are...

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  3. (i) What do you mean by heat of reaction at constannt volume and heat ...

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  4. (i) Show that heat of reaction at constant volume is equal to the chan...

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  5. (i) State annd explain with example the Hess's law of constant heat su...

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  6. Define: (i) Heat of combustion, (ii) Heat of formation, (iii) Heat of ...

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  7. Give reason for the necessity of second law of thermodynamics.

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  8. Write down the Clausius and Planck-Kelvin statement of the second law ...

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  9. Define entropy from molecular point of view. At a particular temperatu...

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  10. What do you mean by entropy of fusion and entropy of vaporisation? Giv...

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  11. What is the physical significance of entropy ? Write the second law of...

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  12. Show that in a process at constant temperature and pressure, the Gibbs...

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  13. (i) What is the relation between Gibbs free energy change and spontane...

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  14. If the value of DeltaH and DeltaS are of following type, then at what ...

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  15. Under which of the following conditions a reaction will occur spontane...

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  16. How does the spontaneity of an endothermic reaction depend on temperat...

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  17. How does the spontaneity of an exothermic reaction depend on temperatu...

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  18. There is not certainty that the reaction will be spontaneous even if D...

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  19. Give the mathematical definition of entropy change. Discuss the relati...

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  20. (i) Spontaneity of a process can be determined from the entropy change...

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