Question

The mean free path for a gas, with molecular
diameter d and number density n can be
expressed as
(1) 1/√2nπd²
(2) 1/√2n²πd²
(3) 1/2n² π²d²
(4) 1/√2nπd​

Answer 1

Answer:

$\huge \mathtt{I =\frac{\sum_{i=1}^{n} \varepsilon_{i}}{ R +\frac{1}{m} \sum_{i=1}^{n} r_{i}}}$