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Stoichiometry

Stoichiometry
Cv for monoatomic gases is equal to(where, R = gas constant)

R
2R
3R
1.5 R

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Stoichiometry
The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be

M/4
M
2M
M/2

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Stoichiometry
Heat of __________ of a fuel is called its calorific value.

Combustion
Formation
Reaction
Vaporisation

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

Lower than
Same as
Not related to
Higher than

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Stoichiometry
A chemical process is said to occur under unsteady state, if the

Ratio of streams entering/leaving are independent of time
Inventory changes do not take place
None of these
Flow rates & composition both are time dependent

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Stoichiometry
Saturated molal absolute humidity of the vapor-gas mixture depends upon the

Total pressure
Neither A nor B
Both A & B
Vapor pressure at dry bulb temperature

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