Chemical Engineering Thermodynamics Choose the condition that must be specified in order to liquify CO₂ (triple point for CO₂ is - 57°C and 5.2 atm). Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Temperature must be kept above - 57°C Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Pressure must be kept below 5.2 atm Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Temperature must be kept above - 57°C Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Pressure must be kept below 5.2 atm ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 1.572 4.238 1.9398 3.389 1.572 4.238 1.9398 3.389 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the Two temperatures only Mass of the working fluid Mass and pressure both of the working fluid Pressure of working fluid Two temperatures only Mass of the working fluid Mass and pressure both of the working fluid Pressure of working fluid ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Enthalpy changes over a constant pressure path are always zero for __________ gas. A real Any An easily liquefiable A perfect A real Any An easily liquefiable A perfect ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At absolute zero temperature, all substances have the same Crystalline structure Heat capacity Entropy None of these Crystalline structure Heat capacity Entropy None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Standard temperature and pressure (S.T.P.) is 15°C and 1 kgf/cm² 0°C and 1 kgf/cm² 15°C and 750 mm Hg 0°C and 750 mm Hg 15°C and 1 kgf/cm² 0°C and 1 kgf/cm² 15°C and 750 mm Hg 0°C and 750 mm Hg ANSWER DOWNLOAD EXAMIANS APP