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Stoichiometry

Stoichiometry
Number of gm moles of solute dissolved in one litre of a solution is called its

Molarity
Molality
Equivalent weight
Normality

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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

15
30
85
170

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Stoichiometry
As per Kirchoff s equation, the heat of reaction is affected by the

Pressure
Volume
Temperature
Molecularity

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Stoichiometry
1 torr is equivalent to

1 mm wc
1 mm Hg
1 Pascal
1 ata

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Stoichiometry
Dry air is a mixture of

Neither A nor B
Gases
Both A & B
Vapors

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Stoichiometry
The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the

Relative saturation
Relative humidity
Percentage saturation
None of these

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