Stoichiometry 6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H₂ produced will be __________ gm. gm. 0.5 5 3 1 0.5 5 3 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Cv for monoatomic gases is equal to(where, R = gas constant) 1.5 R 3R R 2R 1.5 R 3R R 2R ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour Measures the depression in freezing point Measures the elevation in boiling point Is not dependent on the temperature Is a function of the liquid phase composition Measures the depression in freezing point Measures the elevation in boiling point Is not dependent on the temperature Is a function of the liquid phase composition ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 'Cox' chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the Log (temperature) vs. log (vapor pressure) Temperature vs. log (vapor pressure) Vapor pressure vs. log (temperature) Vapor pressure vs. temperature Log (temperature) vs. log (vapor pressure) Temperature vs. log (vapor pressure) Vapor pressure vs. log (temperature) Vapor pressure vs. temperature 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 More than Less than Equal to Either more or less; depends on the solvent More than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half, will result in __________ in the volume of the gas. Doubling No change L/4th reduction Four fold increase Doubling No change L/4th reduction Four fold increase ANSWER DOWNLOAD EXAMIANS APP