Home

An isolated system can exchange __________ with its surroundings.

A. Matter

B. Energy

C. Neither matter nor energy

D. Both matter and energy

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

You can do it
  1. A solute distributes itself between two nonmiscible solvents in contact with each other in such a way…
  2. The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 >…
  3. The specific heat of saturated water vapour at 100°C is
  4. Critical solution temperature (or the consolute temperature) for partially miscible liquids (e.g., phenol-water)…
  5. In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants)
  6. Which of the following is a widely used refrigerant in vapour compression refrigeration system (using…
  7. In any spontaneous process,
  8. Pick out the wrong statement.
  9. Partial molar free energy of an element A in solution is same as its
  10. The standard Gibbs free energy change of a reaction depends on the equilibrium
  11. In an ideal gas mixture, fugacity of a species is equal to its
  12. The effect of changing the evaporator temperature on COP as compared to that of changing the condenser…
  13. When a system in equilibrium is subjected to a change in temperature, pressure or concentration, the…
  14. Melting of ice is an example of an __________ process.
  15. (∂E/∂T)V is the mathematical expression for
  16. Joule-Thomson Co-efficient at any point on the inversion curve is
  17. Molar heat capacity of water in equilibrium with ice at constant pressure is __________ Kcal/kg mole.…
  18. In the decomposition of PCl5 represented by, PCl5 PCl3 + Cl2, decrease in the pressure of the system…
  19. For multi-component multiple phases to be in equilibrium at the same pressure and temperature, the __________…
  20. In the reaction; N2 + O2 2NO, increasing the pressure will result in
  21. Entropy change for an irreversible process taking system and surrounding together is
  22. The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume…
  23. Cv is given by
  24. For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g), the equilibrium conversion…
  25. Which of the following is true for Virial equation of state?
  26. Gibbs free energy (G) is represented by, G = H - TS, whereas Helmholtz free energy, (A) is given by,…
  27. Solubility of a substance which dissolves with an increase in volume and liberation of heat will be…
  28. Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature.
  29. The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial…
  30. In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.