Chemical Engineering Thermodynamics The expression, nRT In P₁/P₂ , is for the____of an ideal gas. Work done under adiabatic contition Compressibility Work done under isothermal condition Co-efficient of thermal expansion Work done under adiabatic contition Compressibility Work done under isothermal condition Co-efficient of thermal expansion 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 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 Temperature only Temperature, pressure and liquid composition xi only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Dry ice is Moisture free ice Solid carbon dioxide None of these Solid helium Moisture free ice Solid carbon dioxide None of these Solid helium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. No change Increase None of these Decrease No change Increase None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy change at equilibrium is Positive Negative Indeterminate Zero Positive Negative Indeterminate Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy. Less than Either B or C; depends on the type of alloy Equal to More than Less than Either B or C; depends on the type of alloy Equal to More than ANSWER DOWNLOAD EXAMIANS APP
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