Chemical Engineering Thermodynamics The number of degrees of freedom for an azeotropic mixture in a two component vapour-liquid equilibria is/are One Three Two Zero One Three Two Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent. 0.5 1 0.25 0.75 0.5 1 0.25 0.75 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c. 2.73 28.3 273 283 2.73 28.3 273 283 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation relating E, P, V and T which is true for all substanes under all conditions is given by (∂E/∂V)T = T.(∂P/∂T)H - P . This equation is called the Thermodynamic equation of state Equation of state Redlich-Kwong equation of state Maxwell Thermodynamic equation of state Equation of state Redlich-Kwong equation of state Maxwell ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics It is desired to bring about a certain change in the state of a system by performing work on the system under adiabatic conditions. The amount of work needed is independent of path More information is needed to conclude anything about the path dependence or otherwise of the work needed The amount of work needed is path dependent Work alone can not bring out such a change of state The amount of work needed is independent of path More information is needed to conclude anything about the path dependence or otherwise of the work needed The amount of work needed is path dependent Work alone can not bring out such a change of state ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following identities can be most easily used to verify steam table data for superheated steam. (∂T/∂V)S = (∂p/∂S)V (∂P/∂T)V = (∂S/∂V)T (∂T/∂P)S = (∂V/∂S)P (∂V/∂T)P = -(∂S/∂P)T (∂T/∂V)S = (∂p/∂S)V (∂P/∂T)V = (∂S/∂V)T (∂T/∂P)S = (∂V/∂S)P (∂V/∂T)P = -(∂S/∂P)T ANSWER DOWNLOAD EXAMIANS APP