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Stoichiometry

Stoichiometry
Total energy at a point comprises of __________ energy.

Potential & kinetic
All of these
Internal
Pressure

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Stoichiometry
The temperature at which the second Virial co-efficient of a real gas is zero is called the

Boyle temperature
Critical temperature
Eutectic point
Boiling point

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Stoichiometry
How many phases are present at eutectic point?

2
1
3
Unpredictable

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Stoichiometry
Pure aniline is evaporating through a stagnant air film of 1 mm thickness at 300 K and a total pressure of 100 KPa. The vapor pressure of aniline at 300 K is 0.1 KPa. The total molar concentration under these conditions is 40.1 mole/m³ . The diffusivity of aniline in air is 0.74xl0-5m²/s.The numerical value of mass transfer co-efficient is 7.4 x 10-3. Its units are

Cm/s
Mole/m².s.Pa
Kmole/m².s.Pa
M/s

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Stoichiometry
A compound was found having nitrogen and oxygen in the ratio 28 gm and 80 gm respectively. The formula of the compound is

None of these
N₂O₄
N₂O₃
N₂O₅

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Stoichiometry
With increase in temperature, the surface tension of water

Remains constant
Increases linearly
Increases
Decreases

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