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.Management Sciences
Category: Gases
Which one has the lowest density at room temperature ?
A. Ne
B. N2
C. NH3
D. CO
One mole of an ideal gas at 546.5 K under 2 atm pressure has a volume of________________?
A. 22.414 m3
B. 44.828 dm3
C. 22.414 dm3
D. 11.212 cm3
The introduction of Kelvin scale in thermodynamic is according to_______________?
A. Boyles law
B. Charles law
C. Daltons law
D. Grahams law
What is the relative rate of effusion of CO and CO2 ?
A. CO is 1.25 times faster than CO2
B. CO is 3.75 times faster than CO2
C. CO is 1.25 times faster than CO
D. Both diffuse at the same rate
0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same_____________?
A. Value of a
B. Mass
C. Atoms
D. Both B and C
What will be the pressure of 1 mole of an ideal gas maintained at 300 K and 250cm3 volume ?
A. 98.5 atm
B. 96.7 atm
C. 95.8 atm
D. 97.1 atm
What do we call to sudden expansion of plasma ?
A. Avogadros law
B. Grahams law of diffusion
C. Joule Thompson effect
D. Daltons law of partial pressure
The weakest (in strength) of the following intermolecular forces is_______________?
A. Hydrogen bonding
B. Vander Waals force
C. Forces among the polar molecules
D. Ionic bond
Who made volume and pressure correction to explain deviation of gases from ideal behaviour ?
A. Clausius
B. Boltzman
C. Charles
D. Vander waal
Under what conditions the gases deviate from the ideal behavior ?
A. High temperature
B. Low temperature
C. High pressure
D. B and C
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