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 30 15 85 170 30 15 85 170 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be M/2 M/4 M 2M M/2 M/4 M 2M ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour Is a function of the liquid phase composition Measures the depression in freezing point Is not dependent on the temperature Measures the elevation in boiling point Is a function of the liquid phase composition Measures the depression in freezing point Is not dependent on the temperature Measures the elevation in boiling point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of a solution (not of a solid in a liquid), whose total volume is more than the sum of volumes of its components in their pure states, solubility is Increased with the increase in pressure Decreased with the increase in pressure Unchanged by the pressure change Independent of the temperature Increased with the increase in pressure Decreased with the increase in pressure Unchanged by the pressure change Independent of the temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere. 1.5 2 0.5 1 1.5 2 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a colligative property? None of these Osmotic pressure Lowering of vapor pressure Depression of freezing point None of these Osmotic pressure Lowering of vapor pressure Depression of freezing point ANSWER DOWNLOAD EXAMIANS APP
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