Chemical Engineering Thermodynamics Claussius-Clayperon equation gives accurate result, when the All of these Vapour pressure is relatively low and the temperature does not vary over wide limits Volume in the liquid state is negligible compared with that in the vapour state Vapour obeys the ideal gas law and the latent heat of vaporisation is constant All of these Vapour pressure is relatively low and the temperature does not vary over wide limits Volume in the liquid state is negligible compared with that in the vapour state Vapour obeys the ideal gas law and the latent heat of vaporisation is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? DQ = CvdT + PdV DE = Tds - PdV DQ = CpdT + Vdp Tds = dE - PdV DQ = CvdT + PdV DE = Tds - PdV DQ = CpdT + Vdp Tds = dE - PdV ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs-Duhem equation Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Finds no application in gas-liquid equilibria involved in distillation None of these Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Finds no application in gas-liquid equilibria involved in distillation None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Equals 0.24 kcal/kmol °K Equals 1 kcal/kmol °K Becomes zero Becomes infinity Equals 0.24 kcal/kmol °K Equals 1 kcal/kmol °K Becomes zero Becomes infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical solution temperature (or the con-solute temperature) for partially miscible liquids (e.g., phenol-water) is the minimum temperature at which Two liquids are completely separated into two layers Mutual solubility of the two liquids shows a decreasing trend None of these A homogeneous solution (say of phenol water) is formed Two liquids are completely separated into two layers Mutual solubility of the two liquids shows a decreasing trend None of these A homogeneous solution (say of phenol water) is formed 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