Stoichiometry What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C? 43832 43833 43864 L/3 x 298/273 43832 43833 43864 L/3 x 298/273 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Measurement of the amount of dry gas collected over water from volume of moist gas is based on the Charle's law Boyle's law Avogadro's hypothesis Dalton's law of partial pressures Charle's law Boyle's law Avogadro's hypothesis Dalton's law of partial pressures ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will Increase two times Be reduced to l/4th Increase four times None of these Increase two times Be reduced to l/4th Increase four times None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solutions having the same osmotic pressure are called __________ solutions. Ideal Isotonic Dilute Saturated Ideal Isotonic Dilute Saturated 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 0.40 0.19 0.33 0.67 0.40 0.19 0.33 0.67 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapour pressure of a solution (made by dissolving a solute in a solvent) is __________ that of the pure solvent. Either more or less; depends on the solvent Equal to Less than More than Either more or less; depends on the solvent Equal to Less than More than ANSWER DOWNLOAD EXAMIANS APP
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