Stoichiometry An azeotropic solution of two liquids has boiling point lower than either of them, when it Is unsaturated Shows negative deviation from Raoult's law Shows positive deviation from Raoult's law Is saturated Is unsaturated Shows negative deviation from Raoult's law Shows positive deviation from Raoult's law Is saturated 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. Non-polar Both A & B Polar Neither A nor B Non-polar Both A & B Polar Neither A nor B 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 Remain unaltered Decrease three fold Increase three fold Increase nine fold Remain unaltered Decrease three fold Increase three fold Increase nine fold ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If a solution of eutectic composition is cooled, __________ reaching the eutectic temperature. It will not solidify even on The solvent begins to freeze out even before It will undergo no change until None of these It will not solidify even on The solvent begins to freeze out even before It will undergo no change until None of these 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. The rate of evaporation of aniline is 2.97 x 10⁻⁴. Its units are Mole/cm². s Mole/s Mole/m² . s Kmole/m² . s Mole/cm². s Mole/s Mole/m² . s Kmole/m² . s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Except for monoatomic gases, the molal heat capacity at constant volume for all gases is __________ Kcal/Kg mole.° K. 3 > 3 < 3 < 1 3 > 3 < 3 < 1 ANSWER DOWNLOAD EXAMIANS APP
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