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Stoichiometry

Stoichiometry
Number of gm moles of solute dissolved in 1 kg of solvent is called its

Normality
Formality
Molarity
Molality

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Stoichiometry
A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor.

Superheated
Saturated
Unsaturated
Dry gaseous

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Stoichiometry
Addition of a non-volatile solute to a pure solvent

Both B and C
Increases its boiling point
Decreases its freezing point
Increases its freezing point

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Stoichiometry
The vapour pressure of a solution (made by dissolving a solute in a solvent) is __________ that of the pure solvent.

Equal to
More than
Less than
Either more or less; depends on the solvent

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Stoichiometry
How much O₂ can be obtained from 90 kg of water?

64 kg
80 kg
90 kg
32 kg

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Stoichiometry
One micron is equal to

10⁻⁴ mm
Both B & C
10⁻⁴ cm
10⁻⁶ m

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