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Mention the fractors affecting enthalpy ...

Mention the fractors affecting enthalpy of reaction.

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(1) Physical state of the reactants and the product, (2) Amount of the reactants and product. (3) Temperature of the reaction, (4) Allotropic form (5) Condition of constant volume or constant pressure, (6) Reaction stoichiometry.
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SUBHASH PUBLICATION-CHEMICAL THERMODYNAMICS-Two marks questions and answers :
  1. What is an Extensive property? Give an example.

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  2. Write any two differences between isothermal process and adiabatic pro...

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  3. Mention the fractors affecting enthalpy of reaction.

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  4. State and illustrate Hesse's law.

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  5. Write the relation between Delta H and Delta U.

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  6. Explain heat of neutralisation with an example.

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  7. With example explain the term 'Heat of transition'.

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  8. Define heat (enthalpy) of transition.

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  9. What do you understand by the following statements ? enthalphy of fo...

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  10. What do you understand by the following statements ? enthalpy of com...

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  11. Give an example for the relation between Delta H and Delta U.

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  12. What are exothermic and endothermic chemical reactions?

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  13. State and explain the first law of thermochemistry.

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  14. Explain standard enthalpy of reaction.

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  15. Explain standard enthalpy of subslimation [Delta("sub")H^(@)).

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  16. Explain standard enthalpy of formation (Delta(f)H^(@)).

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  17. Explain standard enthalpy of combustion (Delta(c )H^(@)).

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  18. Explain bond dissociation enthalpy.

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  19. Justify the following statements : An exothermic reaction is alway...

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  20. Justify the following statements : The entropy of a substance incre...

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