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State and explain Hess's Law of Constant...

State and explain Hess's Law of Constant Heat Summation with a suitable example.

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CBSE COMPLEMENTARY MATERIAL-CHEMICAL THERMODYNAMICS-2-Marks Questions
  1. In a process, 701 J of heat is absorbed by a system and 394 J of work ...

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  2. Neither q nor w is a state function but q +w is a state function. Expl...

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  3. Classify the following as extensive or intensive properties:- Heat c...

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  4. Derive the relationship between Delta H and Delta U.

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  5. Derive the relationship C(P) - C(v) = R.

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  6. A 1.250 g sample of octane (C(8)H(18)) is burned in excess of oxygen ...

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  7. Show that for an ideal gas, the molar heat capcity under constant volu...

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  8. Expansion of a gas in vacuum is called free expansion. Calculate the w...

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  9. State and explain Hess's Law of Constant Heat Summation with a suitabl...

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  10. Derive the relationship between Delta H and Delta U Given N(2)(g) + ...

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  11. Calculate the enthalpy change for the reaction H(2)(g) + Br(2)rarr 2HB...

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  12. Is the bond dissociation enthalpy of all the four C-H bonds in CH(4) s...

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  13. Define the term entropy. Write its unit. How does entropy of a system ...

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  14. The dissolution of ammonium chloride in water is an endothermic proces...

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  15. Calculate the entropy change in surroundings when 1.00 mol of H(2)O(l)...

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  16. The enthalpy of vaporisation of a liquid is 30 kJ mol^(-1) and entropy...

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  17. The equilibrium constant for a reaction is 10. What will be the value ...

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  18. Derive the relationship, Delta G = - T Delta S("total") for an isolate...

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  19. For the reaction 2Ag(2)O(s) rarr 4Ag(s) + O(2)(g), DeltaH is 61.17 KJ...

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