Stoichiometry A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor. Saturated Superheated Supersaturated None of these Saturated Superheated Supersaturated None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A saturated vapor on being compressed would Form wet steam Both A & B Neither A nor B Condense Form wet steam Both A & B Neither A nor B Condense ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a pure solvent Decreases its freezing point Both B and C Increases its freezing point Increases its boiling point Decreases its freezing point Both B and C Increases its freezing point Increases its boiling point 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/m² . s Mole/s Mole/cm². s Kmole/m² . s Mole/m² . s Mole/s Mole/cm². s Kmole/m² . s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the None of these Same elevation in boiling point Elevation in boiling point in the ratio of their molecular weights Different elevation in boiling point None of these Same elevation in boiling point Elevation in boiling point in the ratio of their molecular weights Different elevation in boiling point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal __________ in the two phases. Kinetic energy Total energy Intermolecular forces Potential energy Kinetic energy Total energy Intermolecular forces Potential energy ANSWER DOWNLOAD EXAMIANS APP
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