Stoichiometry In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality? None of these Use of equation of state Activity co-efficient Fugacity co-efficient None of these Use of equation of state Activity co-efficient Fugacity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of liquids (having similar chemical nature) at any specified temperature __________ with increasing molecular weight. Increases linearly Increases Remains unchanged Decreases Increases linearly Increases Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. The temperature at which the above mixture will exert a pressure of one standard atm. is 110.6°C Less than 100°C 100°C Between 100 and 110°C 110.6°C Less than 100°C 100°C Between 100 and 110°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg of calcium carbide (CaC₂) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour? 20 10 5 15 20 10 5 15 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry N.T.P. corresponds to 760 torr & 15°C 1 atm.absolute pressure& 0°C 101.325 KPa gauge pressure & 0°C 760 mm Hg gauge pressure & 0°C 760 torr & 15°C 1 atm.absolute pressure& 0°C 101.325 KPa gauge pressure & 0°C 760 mm Hg gauge pressure & 0°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following has the smallest least effect on the solubility of a solute into the solvent? Nature of the solute Pressure Temperature Nature of the solvent Nature of the solute Pressure Temperature Nature of the solvent ANSWER DOWNLOAD EXAMIANS APP
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