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Number of particles is given by n=-D(n(2...

Number of particles is given by `n=-D(n_(2)-n_(1))/(x_(2)-x_(1))` crossing a unit area perpendicular to `X`-axis in unit time, where `n_(1)` and `n_(2)` are number of particles per unit volume for the value of `x` meant to `x_(2)` and `x_(1)`. Find dimensions of `D` called as diffusion constant

A

`M^(0)LT^(2)`

B

`M^(0)L^(2)T^(-4)`

C

`M^(0)LT^(-3)`

D

`M^(0)L^(2)T^(-1)`

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The correct Answer is:
D
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