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What is the physical significance of fre...

What is the physical significance of free enegry?

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Decreases in free energy is the measure of the useful work done by the system.
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CENGAGE CHEMISTRY-THERMODYNAMICS-Exercises (Subjective)
  1. Predict DeltaH gt DeltaU or DeltaH lt DeltaU. a. C("graphite") +O(2)...

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  2. What is significance of T DeltaS in DeltaG = DeltaH - T DeltaS?

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  3. What is the physical significance of free enegry?

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  4. How does T DeltaS determine the spontaneity of process?

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  5. N(2)(g) +3H(2)(g) rarr 2NH(3): DeltaH =- 92 kJ is Haber's process for...

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  6. The energy released in the neutralisation of H(2)SO(4) and KOH is 59.1...

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  7. CH(4)(g) +2O(2)(g) rarr CO(2)(g) +2H(2)O(l), DeltaH =- 890 kJ what i...

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  8. H(2)(g) +CI(2)(g) rarr 2HCI(g) +185 kJ. State whether this reaction is...

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  9. The heat of neutralization of a strong acid by a strong base is a cons...

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  10. Explain why heat of neutralisation of strong acid and weak base is les...

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  11. Find the enthalpy of formation of hydrogen flouride on the basis of fo...

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  12. Calculate DeltaH for the reaction H(2)(g)+1//2O(2)(g)toH(2)O(g) gi...

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  13. Calculate the resonance enegry of NO(2) ( :O-N=O: ) The measured ent...

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  14. Boiling point of an organic compound is 310K. Its enthalpy of vaporisa...

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  15. Predict whether the following reaction is possible or not at 300k. 2...

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  16. Calculate the standard free energy change for the reaction: H(2)(g)...

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  17. Calculate the entropy change for the following reaction H(2)(g) +CI(...

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  18. Heat of neutralisation between HCI and NaOH is 13.7kcal and between HC...

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  19. Find the heat of formation of ethyl alcohol for following data C(s) ...

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  20. Enthalpy of neutralisation of acetic acid by NaOH is -50.6 kJ mol^(-1)...

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