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Show that the total energy of ann isolat...

Show that the total energy of ann isolated system always remains constant.

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CHHAYA PUBLICATION-CHEMICAL THERMODYNAMICS-SHORT TYPE QUESTIONS
  1. Assuming the system performs only pressure-volume work, show that heat...

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  2. Assuming the system performs only pressure-volume work, show that heat...

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  3. Show that the total energy of ann isolated system always remains const...

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  4. Why is the temperature of a system a state function?

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  5. What are the conditions for a system to be in thermodynamic equilibriu...

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  6. Give one example for each of an isobaric and isothermal process.

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  7. Why is the sudden expansion or compression of a gas considered to be a...

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  8. Give thermodynamic definition of heat and work.

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  9. Internal energy is a property of a system, but heat is not- explain.

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  10. Show that both heat and work are path dependent quantities.

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  11. Why does the internal enegy of a system increases with rise in tempera...

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  12. What does pressure-volume work mean? Why is it considered that work do...

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  13. Show that for an ideal gas the difference between the molar heat capac...

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  14. In case of a solid or a liquid substance C(P,m)~~C(V,m), but in case o...

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  15. For liquid ethanol at 25^(@)C,DeltaH(f)^(0)=-277.69kJ*mol^(-1). Repres...

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  16. Reaction enthalpy for an exothermic reaction is negative- why?

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  17. For which of the following reactions does the standard enthalpy of rea...

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  18. Given: C(graphite, s)+O(2)(g)toCO(2)(g),DeltaH^(0)=x(1) C(graphite, ...

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  19. At 25^(@)C,DeltaH(f)^(0)=0 for graphite, but for diamond DeltaH(f)^(0)...

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  20. Mention two applications of Hess's law.

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