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.Management Sciences
Category: Stoichiometry
Clausius Clapeyron equation applies to the _____________ process?
0
A. Sublimation
B. Melting
C. Vaporisation
D. All A., B. & C.
Gases diffuse faster compared to liquids because of the reason that the liquid molecules_________________?
A. Are held together by stronger inter-molecular forces
B. Move faster
C. Have no definite shape
D. Are heavier
With rise in temperature, the solubility of ammonia in water at a fixed pressure__________________?
A. Increases
B. Decreases
C. Remains unchanged
D. Increases exponentially
Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is__________________?
A. 80.1°C
B. Less than 80.1°C
C. 100°C
D. Greater than 80.1°C but less than 100°C
With increase in the porosity, thermal spalling resistance of fireclay brick_______________?
A. Increases
B. Decreases
C. Remain same
D. May increase or decrease
Percentage saturation of a vapor bearing gas is always _____________ the relative saturation?
A. Higher than
B. Smaller than
C. Equal to
D. Either A. or B.; depends on the system
In case of a ternary system involving two liquid components and a solute, the ratio of the concentration of the solute in the two phases at equilibrium is called the distribution co-efficient. The distribution co-efficient depends upon the______________?
A. Solute concentration
B. Temperature
C. Both A. & B.
D. Neither A. nor B.
1 kg/cm2 is equal to________________?
A. 760 torr
B. 1 KPa
C. 10 metres of water column
D. 1 metre of water column
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