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Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the __________ equation.

A. Gibbs-Duhem

B. Maxwell's

C. Clapeyron

D. None of these

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

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  2. The first law of thermodynamics is a statement of conservation of
  3. Which of the following behaves most closely like an ideal gas?
  4. Internal energy is equal to the heat absorbed in case of a/an __________ process.
  5. Fugacity co-efficient of a substance is the ratio of its fugacity to
  6. The number of degrees of freedom for an azeotropic mixture in a two component vapour-liquid equilibria…
  7. Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal…
  8. Pick out the wrong statement.
  9. For a constant volume process
  10. For an exothermic reaction
  11. __________ does not change during phase transformation processes like sublimation, melting & vaporisation.
  12. A reasonably general expression for vapourliquid phase equilibrium at low to moderate pressure is φi…
  13. In a reversible process
  14. The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio…
  15. Clausius-Clapeyron equation is applicable to __________ equilibrium processes.
  16. Heat is added at constant temperature in an ideal __________ cycle.
  17. For a stable phase at constant pressure and temperature, the fugacity of each component in a binary…
  18. Sublimation temperature of dry ice (solid CO2) is __________ °C.
  19. Which is an example of closed system?
  20. The value of Cp & Cv respectively for monatomic gases in Kcal/kg Mole.°K are
  21. Pick out the wrong statement.
  22. Rotary lime kiln is an example of a/an __________ system.
  23. 4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is
  24. In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction…
  25. Maxwell's relation corresponding to the identity, dH = dS = Vdp + Σμi dni is
  26. In the reaction, H2 +I2 2HI, addition of an inert gas will
  27. Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of…
  28. Measurement of thermodynamic property of temperature is facilitated by __________ law of thermodynamics.
  29. Refrigeration capacity of a household refrigerator may be round about __________ tons.
  30. First law of thermodynamics is mathematically stated as