Questions
If mass of molecule X is 4 times that of hydrogen. Then mean velocity of X is
a
2 times the mean velocity of H2
b
12 times the mean velocity of H2
c
4 times the mean velocity of H2
d
Equal to the mean velocity of H2
detailed solution
Correct option is B
Vmean= 8KTπmm is mass of 1 moleculeVmean= ∝ 1m∴ VmeanXVmeanH2= m4m = 12Talk to our academic expert!
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If the mean free path of atoms of an ideal gas at pressure P is doubled, then the pressure of gas will become
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