Chemical Engineering Thermodynamics At the critical point of a substance There is no distinction between liquid and vapour phases The surface tension vanishes Liquid and vapour have the same density All of these There is no distinction between liquid and vapour phases The surface tension vanishes Liquid and vapour have the same density All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Sound waves propagation in air exemplifies an __________ process. Adiabatic Isometric Isothermal None of these Adiabatic Isometric Isothermal None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is Virial equation of state? None of these PV = A + B/V + C/V² + D/V³ + … (p + a/V²)(V - b) = nRT PV = nRT None of these PV = A + B/V + C/V² + D/V³ + … (p + a/V²)(V - b) = nRT PV = nRT ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Helmholtz Gibbs Neither A nor B Both of the listed here Helmholtz Gibbs Neither A nor B Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal gas, the enthalpy Is independent of pressure Decreases with rise in pressure Increases with rise in pressure Is a path function Is independent of pressure Decreases with rise in pressure Increases with rise in pressure Is a path function ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Partial molar free energy of an element A in solution is same as its Fugacity Activity Chemical potential Activity co-efficient Fugacity Activity Chemical potential Activity co-efficient ANSWER DOWNLOAD EXAMIANS APP
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