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Stoichiometry

Stoichiometry
Total energy at a point comprises of __________ energy.

Potential & kinetic
All of these
Pressure
Internal

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Stoichiometry
A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be

-136.5°C
0°C
-136.5°K
0°K

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Stoichiometry
Viscosity of 1 centipoise is equal to 1 centis-toke in case of

Carbon tetrachloride
Mercury
None of these
Water

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Stoichiometry
The vapor pressure of liquids of similar chemical nature at any particular temperature __________ with increase in the molecular weight.

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

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Stoichiometry
One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg⁻¹ ) under these conditions is

40732
2263
2676
540

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

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

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