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Heat requirement for decomposition of a compound into its elements is __________ that is evolved during the formation of that compound from its elements.

A. The same

B. Less than

C. Greater than

D. Different than

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. Which of the following has the minimum value of COP for a given refrigeration effect?
  2. The enthalpy change when ammonia gas is dissolved in water is called the heat of
  3. Critical temperature is defined as the temperature above which a gas will
  4. When liquid and vapour phases of one component system are in equilibrium (at a given temperature and…
  5. In case of a close thermodynamic system, there is __________ across the boundaries.
  6. The third law of thermodynamics states that the
  7. When dilute aqueous solutions of two salts are mixed, the process is associated with
  8. Pick out the wrong statement.
  9. Free energy change of mixing two liquid substances is a function of the
  10. In a reversible process
  11. Internal energy is equal to the heat absorbed in case of a/an __________ process.
  12. In case of steady flow compression polytropic process (PVn = constant), the work done on air is the…
  13. During adiabatic expansion of gas
  14. Change of state namely evaporation condensation, freezing and melting is an __________ process.
  15. Which of the following diagrams does not represent an Otto cycle?
  16. Isentropic process means a constant __________ process.
  17. Pick out the wrong statement.
  18. Internal energy change of a system over one complete cycle in a cyclic process is
  19. Which of the following units is not present in both the vapor compression refrigeration system and absorption…
  20. Maximum work that could be secured by expanding the gas over a given pressure range is the __________…
  21. The first law of thermodynamics is a statement of conservation of
  22. In any spontaneous process,
  23. For an incompressible fluid, the __________ is a function of both pressure as well as temperature.
  24. Fugacity and pressure are numerically not equal for the gases
  25. Critical solution temperature (or the consolute temperature) for partially miscible liquids (e.g., phenol-water)…
  26. The equilibrium constant for a chemical reaction at two different temperatures is given by
  27. For an irreversible process involving only pressure-volume work
  28. Trouton's ratio of __________ liquids is calculated using Kistyakowsky equation.
  29. For a spontaneous process, free energy
  30. A solid is transformed into vapour without going to the liquid phase at