Chemical Engineering Thermodynamics The expression, nRT In P₁/P₂ , is for the____of an ideal gas. 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 Work done under adiabatic contition Compressibility ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system U decreases but S is constant U is constant but S decreases U and S both decreases Its internal energy (U) decreases and its entropy (S) increases U decreases but S is constant U is constant but S decreases U and S both decreases Its internal energy (U) decreases and its entropy (S) increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For the reversible exothermic reaction, N₂ + 3H₂ ⇋ 2NH₃, increase of pressure would Both B and C Shift the equilibrium towards right Neither A nor B Give higher yield of NH₃ Both B and C Shift the equilibrium towards right Neither A nor B Give higher yield of NH₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Extensive properties of a thermodynamic system depend upon the __________ of the system. Specific volume Mass Temperature Pressure Specific volume Mass Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Gibbs Neither A nor B Both of the listed here Helmholtz Gibbs Neither A nor B Both of the listed here Helmholtz ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Decreases linearly Decreases Increases Remains unchanged Decreases linearly Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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