Minimum number of phases that exists in a system is 1. Number of chemical species in a colloidal system is
1
2
3
4
- At __________ point, all the three phases (i.e. solid, liquid and gas) co-exist.
- Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal…
- The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…
- When a gas is subjected to adiabatic expansion, it gets cooled due to
- The reaction A (l) → R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium,…
- Sound waves propagation in air exemplifies an __________ process.
- 1m3 of an ideal gas at 500 K and 1000 kPa expands reversibly to 5 times its initial volume in an insulated…
- When dilute aqueous solutions of two salts are mixed, the process is associated with
- Maximum work that could be secured by expanding the gas over a given pressure range is the __________…
- With increase in temperature, the atomic heat capacities of all solid elements
- The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is
- Fugacity and pressure are numerically not equal for the gases
- Joule-Thomson experiment is
- Molar heat capacity of water in equilibrium with ice at constant pressure is __________ Kcal/kg mole.…
- In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible…
- Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed…
- The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is
- For an exothermic reaction
- The freezing point of a liquid decreases when the pressure is increased, if the liquid __________ while…
- Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.
- Cv is given by
- An isentropic process is carried out at constant
- Pick out the correct statement.
- In an irreversible process
- Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process.
- If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical,…
- Fugacity co-efficient of a substance is the ratio of its fugacity to
- All gases except __________ shows a cooling effect during throttling process at atmospheric temperature…
- When a gas in a vessel expands, its internal energy decreases. The process involved is
- __________ explains the equilibrium constant for any chemical reaction.