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Stoichiometry

Stoichiometry
Avogadro number is the number of molecules in one __________ of a gas.

Gm.mole
Kilogram
Gram
Litre

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

Weight percent
Mole fraction
Molality
Molarity

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Stoichiometry
Atmospheric pressure corresponds to a hydrostatic head of

13.6 metres of Hg
1 metre of H₂O
13.6 cms of Hg
34 ft ofH₂O

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Stoichiometry
In case of an unsaturated vapor-gas mixture, the humid volume increases with increase in the

Total pressure
Neither A nor B
Absolute humidity at a given temperature
Both A & B

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Stoichiometry
A butane isomerisation process produces 70 kmole/hr of pure isobutane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be

4 kmole/hr
3 kmole/hr
6 kmole/hr
5 kmole/hr

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Stoichiometry
In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute.

Increase
Decrease
None of these
Remain unchanged

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