Gases - 1
1.
Matter exists in _________ states.
a) Solids
b) Densities.
c) Four
d) R
2.
Diffusion and Effusion properties of gases are negligible in _________.
a) Vibrational
b) Densities.
c) Joule Thomson
d) Solids
3.
Sudden expansion of gases is known as _____________ effect.
a) Density
b) Vibrational
c) Diffusion.
d) Joule Thomson
4.
The ___________ of liquids are much greater than those of gases.
a) Density
b) Vibrational
c) Densities
d) Diffusion.
5.
The solid particles possess only _________ motion.
a) Effusion
b) Partial Pressure
c) 22.414 dm
3
d) Vibrational
6.
Volume of one mole of an ideal gas at STP is _______ dm
3
.
a) R
b) Density
c) H
d) 22.414 dm
3
7.
The value of ___________ is a universal parameter for all the gases.
a) J
b) R
c) K
d) H
8.
The _______ of an ideal gas is directly proportional to its molar mass.
a) Density
b) Densities.
c) Diffusion.
d) Effusion
9.
With the help of the formula ___________ we can calculate the relative molar mass of an ideal gas.
a) 1/273
b) 22.414 dm
3
c) 116 mm of Hg
d) d=PM/ RT
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