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In thermodynamics, a process is called r...

In thermodynamics, a process is called reversible when

A

surroundings and system change into each other

B

there is no boundary between system and surroundings

C

surrounding are always in equilibrium with system

D

system changes into surroundings spontaneously.

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The correct Answer is:
C
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DINESH PUBLICATION-CHEMICAL THERMODYNAMICS AND CHEMICAL ENERGETICS -Exercise
  1. The DeltaH(f)^(@) for CO(2)(g), CO(g) and H(2)O(g) are -395.5,-110.5 a...

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  2. Which of the following statement is false ?

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  3. In thermodynamics, a process is called reversible when

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  4. One mole of non-ideal gas undergoes a change of state (2.0 "atm", 3.0 ...

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  5. Which of the following reactions will define DeltaH(f)^(@) ?

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

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  7. Two moles of an ideal gas is expanded isothermally and reversibly from...

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  8. One mole of monoatomic ideal gas at T(K) is exapanded from 1L to 2L ad...

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  9. An ideal gas is allowed to expand both reversibly and irreversibly in ...

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  10. The standard enthalpy of formation (Delta(f)H^(@)) at 298K for methan...

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  11. (Delta H - Delta U) for the formation of carbon monoxide (CO) from its...

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  12. The enthalpy and entropy change for the reaction, Br(2)(l)+Cl(2)(g)r...

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  13. The enthalpy of hydrogenation of cyclohexene is -119.5kJ mol^(-1). If ...

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  14. The direct conversion of A to B is difficult, hence is carried out by ...

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  15. Consider the following reactions: (i) H^(+)(aq)+OH^(-)(aq)rarrH(2)O(...

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  16. Given the bond energies of H - H and Cl - Cl are 430 kJ mol^(-1) and 2...

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  17. In conversion of lime-stone to lime, CaCO(3(s)) to CaO((s)) + CO(2(g...

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  18. Assuming that water vapour is an ideal gas, the internal energy change...

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  19. Identify the correct statement regarding a spontaneous process.

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  20. The value of log(10)K for a reaction A hArr B is (Given: Delta(f)H(298...

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