Stoichiometry At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to Increase in molecular attraction Increase in average molecular speed Increased collision rate among molecules Decrease in mean free path Increase in molecular attraction Increase in average molecular speed Increased collision rate among molecules Decrease in mean free path ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of mass transfer co-efficient. 1 lb/hr . ft² = 4.8823 kg/hr . m² 1 kg/hr.m².atm= 0.98687 kg/hr. m .bar 1 kg/hr . m² = 4.8823 lb/hr . ft² 1 lb/hr.ft³.atm. = 4.8182 kg/hr.m².bar 1 lb/hr . ft² = 4.8823 kg/hr . m² 1 kg/hr.m².atm= 0.98687 kg/hr. m .bar 1 kg/hr . m² = 4.8823 lb/hr . ft² 1 lb/hr.ft³.atm. = 4.8182 kg/hr.m².bar ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pure aniline is evaporating through a stagnant air film of 1 mm thickness at 300 K and a total pressure of 100 KPa. The vapor pressure of aniline at 300 K is 0.1 KPa. The total molar concentration under these conditions is 40.1 mole/m³ . The diffusivity of aniline in air is 0.74xl0-5m²/s.The numerical value of mass transfer co-efficient is 7.4 x 10-3. Its units are Mole/m².s.Pa Kmole/m².s.Pa M/s Cm/s Mole/m².s.Pa Kmole/m².s.Pa M/s Cm/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Kinetic theory of gases stipulates that, the None of these Absolute temperature is a measure of the kinetic energy of molecules Energy is lost during molecular collisions Molecules possess appreciable volume None of these Absolute temperature is a measure of the kinetic energy of molecules Energy is lost during molecular collisions Molecules possess appreciable volume ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A bypass stream in a chemical process is useful, because it Facilitates better control of the process Increases the yield of products Improves the conversion None of these Facilitates better control of the process Increases the yield of products Improves the conversion None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vessel of volume 1000 m³ contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately 17 20 34 25 17 20 34 25 ANSWER DOWNLOAD EXAMIANS APP