Gases - 6
1.
R in cal K-1 mole –1
a) 1.987
b) 0.0821
c) 62400
d) 62.4
2.
R in dm
3
torr k-1 mole-1
a) 62400
b) 0.0821
c) 62.4
d) 8.3143
3.
R in cm
3
mmHg k-1 mole-1
a) 62400
b) 8.3143
c) 0.0821
d) 62.4
4.
Density of gas
a) r/d=k
b) /3RT/M
c) PM/RT
d) 1/3mnc
2
5.
Graham law
a) PM/RT
b) r/d=k
c) mRT/PV
d) /3RT/M
6.
Molecular mass
a) r/d=k
b) 1/3mnc
2
c) PM/RT
d) mRT/PV
7.
Kinetic equation
a) PM/RT
b) 1/3mnc
2
c) mRT/PV
d) /3RT/M
8.
Root mean square velocity
a) PM/RT
b) mRT/PV
c) /3RT/M
d) 1/3mnc
2
9.
At higher temp isotherm moves away from both the axes because of increase in.
a) Pressure
b) all above.
c) no. of moles
d) Volume
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