The compressibility factor of a gas is given by (where, V₁ = actual volume of the gas V₂ = gas volume predicted by ideal gas law ) V₁.V₂ V₁/V₂ V₂/V₁ V₁-V₂ TRUE ANSWER : ? YOUR ANSWER : ?
All gases during throttling process at atmospheric temperature and pressure show a cooling effect except O₂ CO₂ N₂ H₂ TRUE ANSWER : ? YOUR ANSWER : ?
For multicomponent multiple phases to be in equilibrium at the same pressure and temperature, the __________ of each component must be same in all phases. Both A and B Neither A nor B Fugacity Chemical potential TRUE ANSWER : ? YOUR ANSWER : ?
The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation. Gibbs-Duhem Margules Van Laar Gibbs-Helmholtz TRUE ANSWER : ? YOUR ANSWER : ?
For organic compounds, group contribution method can be used for the estimation of Thermal conductivity Specific gravity Critical properties Specific volume TRUE ANSWER : ? YOUR ANSWER : ?
Work done may be calculated by the expression ∫p dA for __________ processes. Both A and B Non-flow reversible Neither A nor B Adiabatic TRUE ANSWER : ? YOUR ANSWER : ?
Pick out the extensive property out of the following. Specific heat Free energy Refractive index Surface tension TRUE ANSWER : ? YOUR ANSWER : ?
The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process. None of these Isothermal Adiabatic Isobaric TRUE ANSWER : ? YOUR ANSWER : ?
In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants ) Pressure has no effect on equilibrium, when Δn = 0 Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero) Addition of inert gas favours the forward reaction, when Δx is positive All of these TRUE ANSWER : ? YOUR ANSWER : ?
Cp - Cv = R is valid for __________ gases. Very low temperature Very high pressure All Ideal TRUE ANSWER : ? YOUR ANSWER : ?