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.Management Sciences
Category: Gases
Which one is not the partial pressure of oxygen in the lungs ?
A. 0.1526 atm
B. 116 mm of Hg
C. 116 torr
D. 1 atm
Ideal gasses have all the following characteristics except ?
A. Absence of intermolecular forces
B. Collisions among the molecules of an ideal gas are perfectly elastic
C. The molecules occupy no space
D. All of the above are correct
Critical temperature for different gases is different and depends upon______________?
A. Size of molecule
B. Shape of molecule
C. Intermolecular attractions
D. All of the above
Which one is the right value for R ?
A. 0.0821 atm dm3k-1mol-
B. 0.0821 atm m3k-1mol-1
C. 2 cal k-1 mol-1
D. 8.314 Nm2k-1mol-1
Which of these gases diffuse more quickly than oxygen ?
A. H2S
B. NO
C. Cl2
D. N2O
The highest temperature at which a substance can exist as a liquid is called its______________?
A. Critical temperature
B. Standard temperature
C. Absolute temperature
D. Upper consulate temperature
The partial pressure exerted by the water vapours is called_______________?
A. Surface tension
B. Aqueous tension
C. Vapour pressure
D. Hydraulic pressure
The gases become non-ideal at ________________?
A. High temperature and high pressure
B. Low temperature and low pressure
C. High temperature and low pressure
D. Low temperature and high pressure
If 1/V is plotted on X-axis and pressure on Y-axis at constant temperature what should appear ________________?
A. Straight line parallel to x-axis
B. Straight line parallel to y-axis
C. Straight line
D. Curve
Which of the following statements is true about plasma________________?
A. It may be the first state of matter
B. It is not a phase transition
C. It is a conductor of electricity
D. All of the above
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