Stoichiometry 2 litres of nitrogen at N.T.P. weighs __________ gms. 28 2.5 1.25 14 28 2.5 1.25 14 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If a solution of eutectic composition is cooled, __________ reaching the eutectic temperature. None of these It will not solidify even on It will undergo no change until The solvent begins to freeze out even before None of these It will not solidify even on It will undergo no change until The solvent begins to freeze out even before ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If 1.5 moles of oxygen combines with aluminium to form Al2O₃, then the weight of aluminium (atomic weight = 27 ) used in this reaction is __________ gm. 27 5.4 2.7 54 27 5.4 2.7 54 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 M/s Kmole/m².s.Pa Mole/m².s.Pa Cm/s M/s Kmole/m².s.Pa Mole/m².s.Pa Cm/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface. This statement pertaining to the solubility of gases in liquid is the __________ law. Henry's Amgat's Raoult's None of these Henry's Amgat's Raoult's None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively? 756.2 780.5 801.5 880.5 756.2 780.5 801.5 880.5 ANSWER DOWNLOAD EXAMIANS APP
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