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Stoichiometry

Stoichiometry
For a given mass of a gas at constant temperature, if the volume 'V' becomes three times, then the pressure 'P' will become

3P
P/3
9P²
9P

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Stoichiometry
Which of the following is not a unit of length?

Fermi
Barn
Angstrom
Parsec

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Stoichiometry
Density of carbon dioxide is __________ kg/Nm³.

44/22.4
None of these
22.4/44
44/22400

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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

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

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Stoichiometry
Othmer chart is useful in estimating the heat of

Mixing
Adsorption
Wetting
None of these

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Stoichiometry
The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be

More acidic
Basic
Of the same acidity
Neutral

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