Stoichiometry Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere. 2 1.5 0.5 1 2 1.5 0.5 1 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 Kmole/m² . s Mole/m² . s Mole/s Mole/cm². s Kmole/m² . s Mole/m² . s Mole/s Mole/cm². s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The evaporation of aqueous solution of sugar causes its molarity to increase. Either A or B; depends on the concentration of the solution. Remain unchanged. Decrease. increase. Either A or B; depends on the concentration of the solution. Remain unchanged. Decrease. ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The unit of Cp in S.I. units is W/m.°K W/m².°K J/kg.°K J/m³. °K W/m.°K W/m².°K J/kg.°K J/m³. °K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The equilibria relations in a multicom-ponent and multiphase system can not be calculated with the help of the Emperical equations Phase rule Experimental data Theoretical equations Emperical equations Phase rule Experimental data Theoretical equations ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For the gaseous phase reaction, N₂ + O₂ ⇋ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by Increasing the concentration of N₂ Increase in pressure Decrease in temperature Decrease in pressure Increasing the concentration of N₂ Increase in pressure Decrease in temperature Decrease in pressure ANSWER DOWNLOAD EXAMIANS APP
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