Expansion of a real gas

Reversible isothermal volume change

Heating of an ideal gas

Cooling of a real gas

**Gibbs-Duhem equation****Activity co-efficient is a measure of the****The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…****For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions,…****The number of degrees of freedom at the triple point of water is****In an ideal refrigeration cycle, the change in internal energy of the fluid is****The point at which all the three (solid, liquid and gas) phases co-exist, is known as the __________…****The internal energy of an ideal gas does not change in a reversible __________ process.****An irreversible process****After throttling, gas temperature****Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature.****If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________…****During adiabatic expansion of gas****Gibbs-Duhem equation relates composition in liquid phase and the __________ at constant temperature…****The expression for the work done for a reversible polytropic process can be used to obtain the expression…****Isotherm on an enthalpy-concentration diagram, for an ideal solution will be a****The value of Cp & Cv respectively for monatomic gases in Kcal/kg Mole.°K are****The fugacity of a gas in a mixture is equal to the product of its mole fraction and its fugacity in…****The unit of equilibrium constant of a chemical reaction is the same as that of****Cp of a gas at its critical temperature and pressure****Domestic refrigerator usually works on the __________ refrigeration cycle.****If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical,…****The equation relating E, P, V and T which is true for all substances under all conditions is given by…****Grams of butane (C4H10) formed by the liquefaction of 448 litres of the gas (measured at (STP) would…****Free energy change at equilibrium is****High pressure steam is expanded adiabatically and reversibly through a well insulated turbine, which…****In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases…****What is the degree of freedom for a system comprising liquid water equilibrium with its vapour?****Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as****Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression…**