Stoichiometry The density of a gas at N.T.P.is 'ρ'. Keeping the pressure constant (i.e. 760 mm Hg), the 3 density of the gas will become ¾ 0.75ρ at a temperature of __________ °K 273° 300° 300° 400° 273° 300° 300° 400° ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 bar is almost equal to __________ atmosphere. 1000 1 10 100 1000 1 10 100 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the Equivalent weight of the metal is 8 Atomic weight of the metal is 4 Equivalent weight of the metal is 4 Atomic weight of the metal is 2 Equivalent weight of the metal is 8 Atomic weight of the metal is 4 Equivalent weight of the metal is 4 Atomic weight of the metal is 2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Osmotic pressure of a dilute solution of a non volatile solute in a solvent obeying Raoult's law is proportional to the None of these Temperature Volume of solution Moles of non-volatile solute None of these Temperature Volume of solution Moles of non-volatile solute 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. Neither A nor B Both A & B Non-polar Polar Neither A nor B Both A & B Non-polar 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 0.19 0.67 0.40 0.33 0.19 0.67 0.40 0.33 ANSWER DOWNLOAD EXAMIANS APP
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