Stoichiometry In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality? Use of equation of state Activity co-efficient None of these Fugacity co-efficient Use of equation of state Activity co-efficient None of these Fugacity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of the gas-law constant 'R' is 1.987 Btu/lb-mole.°R Kcal/kg-mole.°K Both B & C Kcal/kg-mole.°C Btu/lb-mole.°R Kcal/kg-mole.°K Both B & C Kcal/kg-mole.°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of a solution (not of a solid in a liquid), whose total volume is less than the sum of the volumes of its components in their pure states, solubility is Increased with decrease in pressure Unchanged with pressure changes Increases with rise in pressure Independent of temperature Increased with decrease in pressure Unchanged with pressure changes Increases with rise in pressure Independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60) 0.95 0.8 0.9 0.98 0.95 0.8 0.9 0.98 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg⁻¹ ) under these conditions is 40732 540 2676 2263 40732 540 2676 2263 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of liquids (having similar chemical nature) at any specified temperature __________ with increasing molecular weight. Increases linearly Decreases Remains unchanged Increases Increases linearly Decreases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
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