Any substance above its critical temperature exists as
Saturated vapour
Solid
Gas
Liquid
- For a reversible process involving only pressure-volume work
- Pick out the wrong statement.
- When a system is in equilibrium for all possible processes, the differential or finite change of entropy…
- Maximum work that could be secured by expanding the gas over a given pressure range is the __________…
- Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas…
- The amount of heat required to decompose a compound into its elements is __________ the heat of formation…
- In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants)
- In an ideal gas mixture, fugacity of a species is equal to its
- Degrees of freedom at triple point will be
- For an exothermic reaction
- Isobaric process means a constant process.
- The number of degrees of freedom for a mixture of ice and water (liquid) are
- Specific __________ does not change during phase change at constant temperature and pressure.
- The ammonia synthesis reaction represented by N2 + 3H2 2NH3; ΔH = - 22.4 kcal, is
- The necessary condition for phase equilibrium in a multiphase system of N components is that the
- Dry ice is
- At absolute zero temperature, the __________ of the gas is zero.
- Ideal gas law is applicable at
- __________ explains the equilibrium constant for any chemical reaction.
- For the reversible exothermic reaction, N2 + 3H2 2NH3, increase of pressure would
- Heat of reaction at constant volume is identified with __________ change.
- __________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very…
- For an ideal gas, the enthalpy
- Fugacity and pressure are numerically equal, when the gas is
- A system undergoes a change from a given initial state to a given final state either by an irreversible…
- The extensive properties are
- Which of the following is not a reversible process?
- If we increase the pressure on a substance (which is at its triple point), then the triple point
- Work done in an adiabatic process between two states depends on the
- Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process.