Stoichiometry Compressibility factor of a real gas is the ratio of the actual volume to that predicted by ideal gas law. As the pressure of the gas approaches zero, the compressibility factor approaches 1 0.24 ∞ 1 0.24 ∞ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg.? 0.4 0.6 0.2 0.1 0.4 0.6 0.2 0.1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will Decrease three fold Increase three fold Remain unaltered Increase nine fold Decrease three fold Increase three fold Remain unaltered Increase nine fold ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces? RT (V - b) 1/RT (p +a/v²) RT (V - b) 1/RT (p +a/v²) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If 1.5 moles of oxygen combines with aluminium to form Al2O₃, then the weight of aluminium (atomic weight = 27 ) used in this reaction is __________ gm. 2.7 27 5.4 54 2.7 27 5.4 54 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Internal energy of a substance comprises of the __________ energy. Rotational All of these Vibrational Translational Rotational All of these Vibrational Translational ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS