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How does Hess's law help in calculating ...

How does Hess's law help in calculating the enthalpy change for the conversion of diamond to graphite?

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MODERN PUBLICATION-THERMODYNAMICS-Revision Exercise (Short Answer Questions)
  1. Define heat of combustion of a fuel.What is its significance.

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  2. What is bond energy? How are the bond energies related to change in en...

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  3. How does Hess's law help in calculating the enthalpy change for the co...

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  4. Explain (i) Reversible and irreversible process (ii) Isothermal an...

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  5. What are extensive and intensive properties? Give two examples of each...

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  6. Explain under what conditions does the enthalpy change in a reaction b...

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  7. Define a system. What are the types of a system?

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  8. Give the appropriate reason for the followings: a. It is a preferabl...

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  9. State and explain first law of thermodynamics.Give its mathematical fo...

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  10. What is the difference between an open system and a closed system?

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  11. Define enthalpy of combustion. How is it measured?

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  12. How is energy exchanged between the system and the surroundings in the...

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  13. DefienC(p) and C(v). How are these related for an ideal gas?

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  14. Acetic acid and hydrocloric acid reacts with KOH solution. The enthalp...

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  15. Expalin the difference between : Adiabatic and isothermal process

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  16. Define the following terms : (i) System (ii) Isothermal and adiaba...

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  17. State whether each of the following processes will increase or decreas...

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  18. What do you mean by spontaneous process? Explain your answer with suit...

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  19. Explain the terms 'entropy', 'enthalpy' and 'free energy'.

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

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