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An adiabatic process is one in which :-...

An adiabatic process is one in which :-

A

Temperature of the system does not change

B

The system is not closed to heat transfer

C

There is no entropy change

D

None of these

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The correct Answer is:
C
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ALLEN-THERMODYNAMICS -EXERCISE -2
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  2. For which reaction from the following, DeltaS will be maximum?

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  3. An adiabatic process is one in which :-

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  4. Entropy means

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  5. Delta S for the reaction , MgCO(3)(s)rarr MgO(s)+CO(2)(g) will be :

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  6. Change in entropy is negative for

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  7. In which reaction Delta S is positive :-

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  8. When the egg is hard boiled, there is

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  9. If S^(@) for H(2),Cl(2) and HCl are 0.13, 0.22 and 0.19 KJ K^(-1)mol^(...

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  10. Which has the least entropy :

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  11. When two gases are mixed the entropy :-

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  12. If the enthalpy of vaporisation of water is 186.5 J mol^(-1), then ent...

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  13. Calculate the enthalpy of vaporisation per mole for ethanol. Given Del...

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  14. If 900J//g of heat is exchanged at boiling point of water then water...

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  15. Calculate the enthalpy of vaporisation per mole for ethanol. Given Del...

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  16. 5 mol of an ideal gas expand reversibly from a volume of 8 dm^(3) to 8...

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  17. In a spontaneous irreversible process the total entropy of the system ...

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  18. The total entropy change for a system and its surroundings increases, ...

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  19. Calculate the entropy of Br(2)(g) in the reaction H(2)(g)+Br(2)(g)rarr...

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  20. Ammonium chloride when dissolved in water leads to a cooling sensation...

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