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The DeltaH value for reaction C+(1)/(2...

The `DeltaH` value for reaction
`C+(1)/(2)O_(2)toCO` and `CO+(1)/(2)O_(2)toCO_(2)` are `100` and `200 kJ` respectively. The heat of reaction for `C+O_(2)toCO_(2)` will be

A

`50 kJ`

B

`100 kJ`

C

`150 kJ`

D

`300 kJ`

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The correct Answer is:
D
Add eqn. `(i)` and `(ii)`.
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DINESH PUBLICATION-CHEMICAL THERMODYNAMICS AND CHEMICAL ENERGETICS -Exercise
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  5. The law of Lavoisier and Laplace illustrates

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  6. For the reaction H(2)+I(2)hArr2NHI, DeltaH=12.40 kcal. The heat of f...

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  8. Thermodynamic equilibrium involves

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  9. In general, for exothermic reactions to be spontaneous

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  10. The heat of neutrasation of a strong acid and a strong alkali is 57.0K...

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  11. Which of the following is true for a reaction H(2)O(l)toH(2)O(g) at 10...

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  12. The free energy change DeltaG = 0, when

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  13. {:(Given :,C+2StoCS(2),DeltaH=117 kJ),(,C+O(2)toCO(2),DeltaH=-393 kJ),...

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  14. The enthalpies of combustion of carbon and carbon monoxide are -390 kJ...

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  15. The combustion reaction occuring in an automobile is 2C(8)H(18)+25O(2)...

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  16. Latent heat of vaporisation of a liquid at 500K and 1 atm pressure is ...

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  17. The table given below lists the bond dissociation energy (E("diss")) f...

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  18. The enthalpy of formation for C(2)H(4)(g), CO(2)(g) and H(2)O(l) at 25...

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  19. For a reaction to occur spontaneously

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  20. For a process to be spontaneous

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