Stoichiometry The depression in freezing point of a solution is Inversely proportional to the mass of solvent Directly proportional to the mole of solute Both A & B Neither A nor B Inversely proportional to the mass of solvent Directly proportional to the mole of solute Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Ideal solution is formed, when its components have zero Heat of mixing Both A & B Volume change Neither A nor B Heat of mixing Both A & B Volume change Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Saturated solution of benzene in water is in equilibrium with a mixture of air and vapours of benzene and water at room temperature and pressure. Mole fraction of benzene in liquid is xB and the vapour pressures of benzene and water at these conditions are PvB and Pvw respectively. The partial pressure of benzene in air-vapour mixture is XB.PvB XB.Patm PvB (Patm - Pvw)xB XB.PvB XB.Patm PvB (Patm - Pvw)xB 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 Kmole/m².s.Pa Mole/m².s.Pa Cm/s M/s Kmole/m².s.Pa Mole/m².s.Pa Cm/s M/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry How many phases are present at eutectic point? 2 1 Unpredictable 3 2 1 Unpredictable 3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The osmotic pressure of a solution is directly proportional to the Absolute temperature of a given concentration All of these Molecular concentration of the solute Lowering of vapor pressure Absolute temperature of a given concentration All of these Molecular concentration of the solute Lowering of vapor pressure ANSWER DOWNLOAD EXAMIANS APP