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Explain enthalpy....

Explain enthalpy.

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MBD PUBLICATION-THERMODYNAMICS-Question Bank
  1. what are the units of work and energy and how they are related ?

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  2. Write the factors which affect the enthalpy change of a reaction.

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  3. Explain enthalpy.

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  4. Define enthalpy of neutralization.

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  5. State Hess's law of constant heat summation.

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  6. Write the relation between heat of sublimation, heat of fusion, heat o...

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  7. Write the sign of triangleS for the following changes. H2O(I)rarrH2O(...

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  8. Write the sign of triangleS for the following changes Solid CO2rarrCO...

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  9. Write the sign of triangleS for the following changes SteamrarrWater

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  10. What is the sign of triangleH in exothermic and endothermic reaction ?

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  11. Explain "free energy".

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  12. Explain why entropies of all pure substances at aboslute zero are zero...

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  13. Explain the state of chemical reation. triangleG=0

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  14. Explain the state of chemical reation. triangleG<0

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  15. Explain the state of chemical reation. triangleG>0

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  16. Write down the expressions for standard free energy change in terms of...

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  17. What is the relationship between enthalpy (H) and internal energy (E) ...

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  18. Define Hess's law.

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  19. For a spontaneous process how TtriangleS and triangleH are related ?

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  20. What are the factors on which internal energy depends ?

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