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The occurrence of a reaction of impossib...

The occurrence of a reaction of impossible if

A

`DeltaH` is `+ve, DeltaS` is also `+ve`

B

`DeltaH is -ve, DeltaS` is also `-ve`

C

`DeltaH` is `-ve, DeltaS` is `+ve`

D

`Delta H` is `+ve` , `Delta S` is `-ve`

Text Solution

Verified by Experts

The correct Answer is:
D
`DeltaG=+ve` For these conditions.
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P BAHADUR-THERMODYNAMICS-Exercise
  1. A boiled egg show a//an…… in entropy.

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  2. For the adiabatic expansion of an ideal gas:

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  3. The occurrence of a reaction of impossible if

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  4. Which statements is correct?

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  5. An ideal gas undergoing expansion in vacuum shows:

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  6. Human body is an example of:

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  7. 1 mole of gas occupying 3 litre volume is expanded against a constant ...

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  8. The latent heat of vapourisation of a liquid at 500K and 1atm pressure...

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  9. One mole of ice is converted into water at 273K. The entropies of H2O(...

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  10. A carnot engine operates between temperatures T and 400K(Tgt400K). If ...

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  11. The molar heat capacity for a gas at constant T and P is

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  12. The work done in an open vessel at 300K, when 112g iron reacts with di...

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  13. 16g oxygen gas expands at STP to occupy double of its oxygen volume. T...

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  14. Heat changes measured in a bomb calorimeter are reported in terms of :

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  15. One mole of a gas in the state A(P1, V1, T1) is subjected to adiabatic...

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  16. During an adiabatic process, the pressure of a gas is found to be prop...

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  17. For a gas having molar mass M, specific heat at constant pressure can ...

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  18. If 20kJ work is done by the water fall per unit volume of water and 30...

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  19. An ideal gas is taken through the cycle A rarr B rarr C rarr A As show...

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  20. The pressure-volume of various thermodynamic process is shown in graph...

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