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Stoichiometry

Stoichiometry
Internal energy of a substance comprises of the __________ energy.

Vibrational
Rotational
Translational
All of these

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Stoichiometry
One micron is equal to

Both B & C
10⁻⁴ cm
10⁻⁴ mm
10⁻⁶ m

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Stoichiometry
Claussius Clapeyron equation applies to the __________ process.

Melting
Sublimation
Vaporisation
All of these

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Stoichiometry
A rigid vessel containing three moles of nitrogen gas at 30°C is heated to 250°C. Assume the average capacities of nitrogen to be Cp = 29.1 J/mole.°C and, Cv = 20.8 J/mole.°C. The heat required, neglecting the heat capacity of the vessel, is

4576 J
19206 J
13728 J
12712 J

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Stoichiometry
The maximum adiabatic flame temperature of fuels in air is __________ the maximum flame temperature in pure oxygen.

Not related to
Higher than
Same as
Lower than

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Stoichiometry
Pick out the wrong conversion formula for the conversion of weight units :

None of these
1 tonne = 1000 kg = 22.046 lbs
1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons
1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton

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