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Boyle's law for gases states that

A. P ∝ 1/V, when temperature is constant

B. P ∝ 1/V, when temperature & mass of the gas remain constant

C. P ∝ V, at constant temperature & mass of the gas

D. P/V = constant, for any gas

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

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  2. Reduced pressure of a gas is the ratio of its
  3. Pick out the wrong statement:
  4. The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…
  5. The change in __________ is equal to the reversible work for compression in steady state flow process…
  6. Critical solution temperature (or the consolute temperature) for partially miscible liquids (e.g., phenol-water)…
  7. For a given substance at a specified temperature, activity is __________ to fugacity.
  8. Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed…
  9. The internal energy of an ideal gas is a function of its __________ only.
  10. In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________…
  11. A thermodynamic system is taken from state A to B along ACB and is brought back to A along BDA as shown…
  12. In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents…
  13. What is the value of Joule-Thomson co-efficient for an ideal gas?
  14. For an ideal gas, the internal energy depends upon its __________ only.
  15. Fugacity co-efficient of a substance is the ratio of its fugacity to
  16. For a reversible process involving only pressure-volume work
  17. __________ decreases during adiabatic throttling of a perfect gas.
  18. Specific __________ does not change during phase change at constant temperature and pressure.
  19. If two pure liquid constituents are mixed in any proportion to give an ideal solution, there is no change…
  20. As the time is passing, entropy of the universe
  21. Throttling (Joule-Thomson effect) process is a constant __________ process.
  22. A system is said to be at equilibrium, if the entropy of the system has reached __________ value.
  23. What happens in a reversible adiabatic compression?
  24. In case of a close thermodynamic system, there is __________ across the boundaries.
  25. What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen…
  26. Pick out the correct equation relating 'F' and 'A'.
  27. Van Laar equation deals with the activity coefficients in
  28. Free energy change at equilibrium is
  29. The standard state of a gas (at a given temperature) is the state in which fugacity is equal to
  30. In polytropic process (PVn = constant), if n = 1; it means a/an __________ process.