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(i) What is the difference betweenn the ...

(i) What is the difference betweenn the enthalpy of formation and the enthalpy of reaction? Explain with proper explain.
(ii) what do you understand by the standard state of liquid benzene at `25^(@)C` ?

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CHHAYA PUBLICATION-CHEMICAL THERMODYNAMICS-LONG TYPE QUESTIONS
  1. (i) According to Hess's law it is possible to determine the enthalpy o...

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  2. (i) What are bond energy and bond dissociation energy? (ii) Why aver...

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  3. (i) What is the difference betweenn the enthalpy of formation and the ...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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