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As the time is passing, entropy of the universe

A. Is increasing

B. Is decreasing

C. Remain constant

D. Data insufficient, can't be predicted

Related Questions

  1. The expression, nRT ln(P1/P2), is for the __________of an ideal gas.
  2. In the reaction, H2 +I2 2HI, addition of an inert gas will
  3. The shape of T-S diagram for Carnot Cycle is a
  4. Those solutions in which there is no volume change upon mixing the components in the liquid state and…
  5. Pick out the extensive property out of the following.
  6. Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole.
  7. The ratio of equilibrium constants (Kp2/Kp1) at two different temperatures is given by
  8. Van Laar equation deals with the activity coefficients in
  9. One ton of refrigeration is defined as the heat rate corresponding to melting of one ton of ice in one
  10. 4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is
  11. Absorption/evolution of heat during conversion of a substance from one allotropic form to another is…
  12. The equilibrium constant for a chemical reaction at two different temperatures is given by
  13. A gas performs the maximum work, when it expands
  14. The number of degrees of freedom for an azeotropic mixture in a two component vapour-liquid equilibria…
  15. Which of the following is not an extensive property?
  16. When dilute aqueous solutions of two salts are mixed, the process is associated with
  17. Entropy of the system decreases, when
  18. Which of the following is a thermodynamic property of a system?
  19. With increase in compression ratio, the efficiency of the otto engine
  20. Free energy change at equilibrium is
  21. In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
  22. As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches
  23. Which of the following non-flow reversible compression processes require maximum work?
  24. For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g), the equilibrium conversion…
  25. A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it…
  26. The thermodynamic law, PVy = constant, is not applicable in case of
  27. As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine…
  28. The expression for entropy change, ΔS = n Cp . ln (T2/T1), is valid for the __________ of a substance.
  29. The heat capacities for the ideal gas state depend upon the
  30. The chemical potential for a pure substance is __________ its partial molal free energy.

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