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The value of entropy of the universe is ...

The value of entropy of the universe is always

A

Constant

B

Decreasing

C

Increasing

D

Zero

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE-THERMODYNAMICS-SECTION-A
  1. If the total enthalpy of reactants and products is H(R) and H(P) respe...

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  2. In which of the following change entropy decreases?

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  3. The value of entropy of the universe is always

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  4. A reaction occurs spontaneously in forward direction if

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  5. For an exothermic reaction to be spontaneous (DeltaS = negative)

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  6. The enthalpy change of a reaction does not depand on

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  7. The free energy change for a reversible reaction at equilibrium is

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  8. In a chemical reaction, Delta H = 150 kJ and Delta S = 100 JK^(-1) at ...

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  9. Pick out the correct option which represents for the work done by the ...

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  10. A gas expands isothermally against a constant external pressure of 1 a...

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  11. The free energy change, DeltaG = 0, when

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  12. If an insulated container containing liquid is stirred with a paddle t...

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  13. The bond energies of H--H , Br--Br and H--Br are 433,, 192 and 364KJmo...

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  14. If one mole of ammonia and one mole of hydrogen chloride are mixed in ...

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  15. In thermodynamics, a process is called reversible when

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  16. X(g) + 2Y(g) rarr 2Z(g) + 3A(g) The change in enthalpy at 27^(@)C is 7...

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  17. In a spontaneous process the system undergoes

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  18. A quantity of an ideal gas at 20^(@)C reversibly expands against a con...

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  19. When the common salt dissolves in water, the entropy of the system inc...

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  20. Pick the extensive property from the given options

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