Stoichiometry No cooling occurs, when an ideal gas undergoes unrestrained expansion, because the molecules Are above the inversion temperature Do work equal to loss in kinetic energy Collide without loss of energy Exert no attractive force on each other Are above the inversion temperature Do work equal to loss in kinetic energy Collide without loss of energy Exert no attractive force on each other 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 Cm/s M/s Mole/m².s.Pa Kmole/m².s.Pa Cm/s M/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids. Polar Non-polar Neither A nor B Both A & B Polar Non-polar Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the Temperature of the liquid Nature of the gas Nature of the liquid Total pressure Temperature of the liquid Nature of the gas Nature of the liquid Total pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will Increase three fold Decrease three fold Increase nine fold Remain unaltered Increase three fold Decrease three fold Increase nine fold Remain unaltered ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry How much O₂ can be obtained from 90 kg of water? 64 kg 80 kg 32 kg 90 kg 64 kg 80 kg 32 kg 90 kg ANSWER DOWNLOAD EXAMIANS APP
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