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What is the meant by enthalpy of formati...

What is the meant by enthalpy of formation? Write equations to express enthalpies of formation of
(i) Sulphur trioxide
(ii) Water
(iii) Enthyl alcohol

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MODERN PUBLICATION-THERMODYNAMICS-Revision Exercise (Short Answer Questions)
  1. Differentiate between a change of state and a phase change

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  2. What is the basic difference between enthalpy of formation and enthalp...

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  3. What is the meant by enthalpy of formation? Write equations to express...

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  4. Derive relationship between DeltaH and DeltaU.Give example when (i) ...

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  5. Define heat of combustion of a fuel.What is its significance.

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

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

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

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

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

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

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

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

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

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

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

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

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

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  19. Expalin the difference between : Adiabatic and isothermal process

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

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