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.Management Sciences
Category: Gases
Hydrogen effuses four times more rapidly than volume of an unknown gas molar mass of unknown gas should be_______________?
A. 16 gmol-1
B. 32 gmol-1
C. 48 gmol-1
D. 64 gmol-1
The kinetic molecular theory of gases was put forward in 1738 by _____________________?
A. Boltzman
B. Maxell
C. Clausius
D. Bernoulli
At constant temperature the pressure of an ideal gas is doubled its density becomes_______________?
A. Half
B. Double
C. Same
D. None
The spreading of fragrance or scent in air is due to_______________?
A. Diffusion
B. Effusion
C. Attraction with air
D. Low dsensity
The solid particles only posses_____________________?
A. Translational motion
B. Vibrational motion
C. Rotational motion
D. All of above motions
Linds method is employed for__________________?
A. Separation of gases
B. Expansion of gases
C. Compression of gases
D. Liquefaction of gases
What is the simplest form of matter ?
A. Gas
B. Liquid
C. Solid
D. Semi solid
The diffusion of gases at absolute zero will be________________?
A. Unchanged
B. Slightly decreased
C. Slightly increased
D. Zero
The processes of effusion and diffusion are best understand by________________?
A. Daltons law
B. Avogadros law
C. Grahams law
D. Charles law
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