Chemical Engineering Thermodynamics 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat pump Works on Carnot cycle Accomplishes only space heating in winter Accomplishes both A and B Accomplishes only space cooling in summer Works on Carnot cycle Accomplishes only space heating in winter Accomplishes both A and B Accomplishes only space cooling in summer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of Temperature only Temperature, pressure and liquid composition xi only Temperature and pressure only Temperature, pressure, liquid composition xi and vapour composition yi Temperature only Temperature, pressure and liquid composition xi only Temperature and pressure only Temperature, pressure, liquid composition xi and vapour composition yi ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C. 540 270 327 300 540 270 327 300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process. Polytropic Isentropic Isothermal Adiabatic Polytropic Isentropic Isothermal Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Co-efficient of Performance (COP) of a refrigerator is the ratio of the Lower to higher temperature Higher to lower temperature Refrigeration obtained to the work required Work required to refrigeration obtained Lower to higher temperature Higher to lower temperature Refrigeration obtained to the work required Work required to refrigeration obtained ANSWER DOWNLOAD EXAMIANS APP
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