The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids.

Stoichiometry
The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids.

Both A & B

Polar

Neither A nor B

Non-polar

Both A & B

Polar

Neither A nor B

Non-polar

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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

85

30

15

170

85

30

15

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Stoichiometry
Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg.

80.38

79.62

80

78.51

80.38

79.62

80

78.51

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Stoichiometry
The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the

None of these

Temperature & pressure

State of aggregation & the state of combination at the beginning & the end of the reaction

Number of intermediate chemical reactions involved

None of these

Temperature & pressure

State of aggregation & the state of combination at the beginning & the end of the reaction

Number of intermediate chemical reactions involved

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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

Quantity adsorbed per unit mass is higher

Heat of adsorption is very large

Activation energy is very high

Rate of adsorption is controlled by the resistance to surface reaction

Quantity adsorbed per unit mass is higher

Heat of adsorption is very large

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Stoichiometry
The rate of material __________ is zero in case of a steady state system.

Generation

Input

Accumulation

Production

Generation

Input

Accumulation

Production

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Stoichiometry

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

Stoichiometry Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg.

Stoichiometry The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the

Stoichiometry In physical adsorption, as compared to chemisorption, the

Stoichiometry The rate of material __________ is zero in case of a steady state system.

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

Stoichiometry
Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg.

Stoichiometry
The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the

Stoichiometry
In physical adsorption, as compared to chemisorption, the

Stoichiometry
The rate of material __________ is zero in case of a steady state system.