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Stoichiometry

Stoichiometry
Heat of reaction is a function of the

Temperature
Neither (a) nor (b)
Both(a)&(b)
Pressure

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Stoichiometry
In case of a solution (not of a solid in a liquid), whose total volume is less than the sum of the volumes of its components in their pure states, solubility is

Increased with decrease in pressure
Unchanged with pressure changes
Independent of temperature
Increases with rise in pressure

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Stoichiometry
In a mixture of benzene vapor and nitrogen gas at a total pressure of 900 mm Hg, if the absolute humidity of benzene is 0.2 kg benzene/kg nitrogen, the partial pressure of benzene in mm Hg is

180
200
720
60.3

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Stoichiometry
A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is

0.66
0.16
0.47
0.33

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Stoichiometry
Increasing the temperature of an aqueous solution will cause decrease in its

Molarity
Mole fraction
Molality
Weight percent

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Stoichiometry
Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces?

RT
(p +a/v²)
1/RT
(V - b)

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