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Heat of combustion DeltaH^(@) for C(s),H...

Heat of combustion `DeltaH^(@)` for `C(s),H_(2)(g)` and `CH_(4)(g)` are `-94, -68` and `-213Kcal//mol` . Then `DeltaH^(@)` for `C(s)+2H_(2)(g)rarrCH_(4)(g)` is

A

`-17 k Cal`

B

`-111 kCal`

C

`-170 k Cal`

D

`-85 k Cal`

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ALLEN-Thermodynamics And Thermo Chemistry-All Questions
  1. Given the following entropy values ( in JK^(-1) "mol"^(-1)) at 298 K a...

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  2. Heat of combustion DeltaH^(@) for C(s),H(2)(g) and CH(4)(g) are -94, -...

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  3. Considering entropy (S) as a thermodynamic parameter, the criterion fo...

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  4. Which one of the follwing has DeltaS^@ greater than zero ?

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  6. The internal energy change when a system goes from state A to B is 40 ...

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  7. If at 298 K the bond energies of C-H, C-C, C=C and H-H bonds are respe...

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  8. The free energy change for the following reactions are given below ...

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  9. The DeltaH(f)^(@) for CO(2)(g), CO(g) and H(2)O(g) are -395.5,-110.5 a...

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  10. The heat required to raise the temperature of a body by 1^(@)C is call...

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  11. Which is intensive property ?

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  12. Which is correct about DeltaG?

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  13. DeltaE=0 for which process

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  14. Which of the following statements are true

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  15. Which of the following is true for spontaeous process :-

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  16. In which reaction(s), DeltaS in negative?

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  17. Which of the following value of heat of formation indicates that prod...

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  18. Enthalpy change for reaction 1//2H(2)(g)+1//2Cl(2)(g)toHCl(g) is...

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  19. For the reaction PCl(5)(g)toPCl(3)(g)+Cl(2)(g) where ΔH and ΔE represe...

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  20. In an adiabatic expansion of ideal gas

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