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Stoichiometry

Stoichiometry
Which of the following is not a unit of pressure?

Newton/metre²
Parsec
Bar
Kilo-pascal

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Stoichiometry
For an ideal gas, the compressibility factor

Is unity at all temperature
Zero
Decreases with pressure rise
Is unity at Boyle's temperature

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Stoichiometry
A gas mixture contains 6 moles of H₂ and 2 moles of N₂. If the total pressure of the gaseous mixture is 4 kgf/cm² ; then the partial pressure of N₂ in the mixture will be __________ kgf/cm² .

2
8
4
1

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Stoichiometry
With increase in the temperature of pure (distilled) water, its

POH and pH both 4ecreases
PH and pOH both increases
PH decreases and pOH increases
POH decreases and pH increases

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Stoichiometry
Addition of a non-volatile solute to a solvent produces a __________ in its solvent.

All of these
Boiling point depression
Vapor pressure lowering
Freezing point elevation

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Stoichiometry
Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the

Nature of the gas
Total pressure
Nature of the liquid
Temperature of the liquid

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