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Why are the changes in enthalpies for th...

Why are the changes in enthalpies for the given processes the same? (i) solid`to`liquid`to`vapour
(ii) solid`to`vapour. Consider identical initial and final states.

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CHHAYA PUBLICATION-CHEMICAL THERMODYNAMICS-WARM UP EXERCISE
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  2. At a given temperature and pressure, the enthalpies of condensation an...

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  3. Why are the changes in enthalpies for the given processes the same? (i...

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  4. What does DeltaH signify in each of the following equations? (i) HCl...

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  5. Change in enthalpy remains the same whether a reaction is carried out ...

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  6. Given (at 25^(@)C and 1 atm pressure): C(s, diamond)+O(2)(g)toCO(2)(...

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  7. Consider the given enthalpy diagram, and calculate the unknown DeltaH ...

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  8. For the reaction, A+B to D, DeltaH is -30 kJ. Suppose, D is prepared f...

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  9. At 25^(@)C if the standard enthalpies of formation of MX(s), M^(+)(aq)...

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  10. Draw the Born-Haber cycle for the formation of LiF(s) from its element...

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  11. Define the following terms: (i) Standard enthalpy of atomisation of an...

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  12. The standard heat of sublimation of sodium metal is 108.4kJ*mol^(-1). ...

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  13. At 25^(@)C, the bond dissociation energy of N(2)(g) is 946 kJ*mol^(-1)...

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  14. A-B bonds present in AB(3)(g) molecule undergo stewise dissociation by...

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  15. Will the transformation of ice into water be spontaneous at -2^(@)C an...

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  16. Water remains in equilibrium with its vapour at 100^(@)C and 1 atm. Wi...

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  17. Is rusting of iron a spontaneous process?

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  18. What is entropy of a system? Give its mathematical definition. What is...

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  19. What is meant by the entropy change of a system in a chemical reaction...

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  20. Give reasons: (i) The change in entropy of a system in a cyclic proces...

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