Stoichiometry In physical adsorption, as compared to chemisorption, the Activation energy is very high Rate of adsorption is controlled by the resistance to surface reaction Heat of adsorption is very large Quantity adsorbed per unit mass is higher Activation energy is very high Rate of adsorption is controlled by the resistance to surface reaction Heat of adsorption is very large Quantity adsorbed per unit mass is higher ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a solvent produces a __________ in its solvent. All of these Freezing point elevation Vapor pressure lowering Boiling point depression All of these Freezing point elevation Vapor pressure lowering Boiling point depression ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The unit of specific heat at constant pressure, Cp, in SI unit is J/m³°K J/kg°K W/m°K W/m²°C J/m³°K J/kg°K W/m°K W/m²°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state. Less Either A or B; depends on the nature of the substance More Same Less Either A or B; depends on the nature of the substance More Same 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 Between 100 and 110°C Less than 100°C 110.6°C 100°C Between 100 and 110°C Less than 100°C 110.6°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At standard conditions, N₂ + 2O₂ ⇋ 2NO₂; ΔG° = 100 kJ/moleNO + ½O₂ ⇋ 2NO₂; ΔG° = -35 kJ/moleThe standard free energy of formation of NO in kJ/mole is 170 15 85 30 170 15 85 30 ANSWER DOWNLOAD EXAMIANS APP
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