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Stoichiometry

Stoichiometry
__________ equation relates latent heat and boiling point.

Trouton's
Kistyakowsky
Antonie
Kopp's

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Stoichiometry
With rise in temperature, the heat capacity of a substance

Increases
Decreases
Remains unchanged
Either A or B; depends on the substance

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Stoichiometry
At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to

Increase in molecular attraction
Increased collision rate among molecules
Decrease in mean free path
Increase in average molecular speed

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Stoichiometry
In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality?

Fugacity co-efficient
Activity co-efficient
Use of equation of state
None of these

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Stoichiometry
Which of the following ratios defines the recycle ratio in a chemical process?

Recycle stream/gross feed stream
Recycle stream/fresh feed stream
Gross feed stream/recycle feed stream
None of these

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Stoichiometry
Saturated solution of benzene in water is in equilibrium with a mixture of air and vapours of benzene and water at room temperature and pressure. Mole fraction of benzene in liquid is xB and the vapour pressures of benzene and water at these conditions are PvB and Pvw respectively. The partial pressure of benzene in air-vapour mixture is

PvB
XB.PvB
XB.Patm
(Patm - Pvw)xB

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