Stoichiometry In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality? None of these Activity co-efficient Use of equation of state Fugacity co-efficient None of these Activity co-efficient Use of equation of state Fugacity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a pure solvent Both B and C Increases its boiling point Increases its freezing point Decreases its freezing point Both B and C Increases its boiling point Increases its freezing point Decreases its freezing point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the pH value of a solution changes by one unit, it implies that hydrogen ion concentration in the solution will change __________ times. 70 20 10 100 70 20 10 100 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of thermal conductivity. 1 BTU/ft².hr.°F/inch = 1.488 kcal/m². hr.°C/m 1 BTU/ft².hr.°F/ft = 1.488 kcal/m². hr.°C/m 1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K 1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F 1 BTU/ft².hr.°F/inch = 1.488 kcal/m². hr.°C/m 1 BTU/ft².hr.°F/ft = 1.488 kcal/m². hr.°C/m 1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K 1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A solution with reasonably permanent pH is called a/an __________ solution. Colloidal Ideal Buffer Non-ideal Colloidal Ideal Buffer Non-ideal ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In physical adsorption, as compared to chemisorption, the Rate of adsorption is controlled by the resistance to surface reaction Activation energy is very high Quantity adsorbed per unit mass is higher Heat of adsorption is very large Rate of adsorption is controlled by the resistance to surface reaction Activation energy is very high Quantity adsorbed per unit mass is higher Heat of adsorption is very large ANSWER DOWNLOAD EXAMIANS APP
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