Stoichiometry The heat capacity of most substances is greater for the __________ state. Liquid None of these Gaseous Solid Liquid None of these Gaseous Solid ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be 12 10 8 6 12 10 8 6 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 M/s Mole/m².s.Pa Cm/s Kmole/m².s.Pa M/s Mole/m².s.Pa Cm/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For most salts, the solubility increases with rise in temperature, but the solubility of __________ is nearly independent of temperature rise. Sodium chloride Sodium carbonate monohydrate Hypo Anhydrous sodium sulphate Sodium chloride Sodium carbonate monohydrate Hypo Anhydrous sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation Decreases with increasing pressure Increases with pressure rise Both B & C Becomes zero at the critical point Decreases with increasing pressure Increases with pressure rise Both B & C Becomes zero at the critical point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. If, at a total pressure of one standard atm. exerted by the vapours of water and toluene, the mole fraction of water Xw in the vapour phase satisfies 0 < Xw < 0.5 0.5 < Xw < 1.0 Xw = 1.0 Xw = 0.5 0 < Xw < 0.5 0.5 < Xw < 1.0 Xw = 1.0 Xw = 0.5 ANSWER DOWNLOAD EXAMIANS APP
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