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Stoichiometry

Stoichiometry
Assuming that CO₂ obeys perfect gas law, calculate the density of CO₂ (in kg/m³) at 263°C and 2 atm.

4
1
2
3

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Stoichiometry
A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor.

Saturated
None of these
Supersaturated
Superheated

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Stoichiometry
The evaporation of aqueous solution of sugar causes its molarity to

Remain unchanged.
Either A or B; depends on the concentration of the solution.
Decrease.
increase.

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Stoichiometry
In a chemical process, the recycle stream is purged for

Enriching the product
Heat conservation
Increasing the product yield
Limiting the inerts

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Stoichiometry
An oxidation process is accompanied by decrease in the

All of these
Number of ions
Number of electrons
Oxidation number

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Stoichiometry
For water evaporating into usaturated air under adiabatic conditions and at constant pressure, the __________ remains constant throughout the period of vaporisation.

Relative saturation
Wet bulb temperature
Humidity
Dry bulb temperature

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