Stoichiometry A vapor that exists above its critical temperature is termed as a __________ vapor. Unsaturated Gaseous Saturated Sub-cooled Unsaturated Gaseous Saturated Sub-cooled ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of liquids (having similar chemical nature) at any specified temperature __________ with increasing molecular weight. Decreases Remains unchanged Increases linearly Increases Decreases Remains unchanged Increases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a solvent produces a __________ in its solvent. Freezing point elevation Boiling point depression All of these Vapor pressure lowering Freezing point elevation Boiling point depression All of these Vapor pressure lowering 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 0.33 0.19 0.67 0.40 0.33 0.19 0.67 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the Different elevation in boiling point Same elevation in boiling point Elevation in boiling point in the ratio of their molecular weights None of these Different elevation in boiling point Same elevation in boiling point Elevation in boiling point in the ratio of their molecular weights None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The gravimetric (i.e., by weight) composition of a vapor saturated gas is independent of the Nature of both the gas & the liquid Total pressure Temperature None of these Nature of both the gas & the liquid Total pressure Temperature None of these ANSWER DOWNLOAD EXAMIANS APP
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