Stoichiometry The heats of vaporisation of CS₂, C₂H₅OH &H₂O are 26.8, 38.6 & 40.6 KJ/kg mole respectively. The order of decreasing inter-molecular forces in these liquids is CS₂ > H₂O > C₂H₅OH H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O H₂O > C₂H₅OH > CS₂ CS₂ > H₂O > C₂H₅OH H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O H₂O > C₂H₅OH > CS₂ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of __________ of a fuel is called its calorific value. Reaction Formation Combustion Vaporisation Reaction Formation Combustion Vaporisation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solutions which distil without change in composition are called Azeotropic Ideal Saturated Supersaturated Azeotropic Ideal Saturated Supersaturated ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour Is a function of the liquid phase composition Measures the depression in freezing point Measures the elevation in boiling point Is not dependent on the temperature Is a function of the liquid phase composition Measures the depression in freezing point Measures the elevation in boiling point Is not dependent on the temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The maximum adiabatic flame temperature of fuels in air is __________ the maximum flame temperature in pure oxygen. Lower than Same as Not related to Higher than Lower than Same as Not related to Higher than ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At standard conditions, N₂ + 2O₂ ⇋ 2NO₂; ΔG° = 100 kJ/moleNO + ½O₂ ⇋ 2NO₂; ΔG° = -35 kJ/moleThe standard free energy of formation of NO in kJ/mole is 15 85 170 30 15 85 170 30 ANSWER DOWNLOAD EXAMIANS APP
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