Stoichiometry The most convenient way of expressing solution concentration is in terms of Molarity Mole fraction Molality Normality Molarity Mole fraction Molality Normality ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The evaporation of aqueous solution of sugar causes its molarity to Either A or B; depends on the concentration of the solution. increase. Decrease. Remain unchanged. Either A or B; depends on the concentration of the solution. increase. Decrease. Remain unchanged. ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids. Both A & B Non-polar Neither A nor B Polar Both A & B Non-polar Neither A nor B Polar ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One mole of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH₄ + 2O₂ → CO₂ + 2H₂O. Both the reactants and products are in gas phase. ΔH°298 = - 730 kJ/mole of methane. Mole fraction of water vapour in the product gases is about 0.33 0.19 0.40 0.67 0.33 0.19 0.40 0.67 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? (V - b) 1/RT RT (p +a/v²) (V - b) 1/RT RT (p +a/v²) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Avogadro number is the number of molecules in one __________ of a gas. Kilogram Gm.mole Gram Litre Kilogram Gm.mole Gram Litre ANSWER DOWNLOAD EXAMIANS APP