The number density of molecules of a gas depends on their distance r from the origin as `n (r) = n_0 e^(-alpha, r^4)` . Then the total number of molecules is proportional to:
A
`n_(0) alpha^(-3//4)`
B
`sqrt(n_(0) alpha^(½)`
C
`n_(0) alpha^(a//4)`
D
`n_(0)alpha^(-3)`
Text Solution
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The correct Answer is:
A
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