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The mean free path and the average speed of oxygen molecules at \(300K\) and \(1\) atm are \(3\times {10}^{-7}\mathrm{m}…

Q1

The mean free path and the average speed of oxygen molecules at \(300K\) and \(1\) atm are \(3\times {10}^{-7}\mathrm{m}\) and \(600\mathrm{m}/\mathrm{s}\), respectively. Find the frequency of its collisions.

[JEE Main 2025, 4 Apr (Shift 1)]

a

\(2\times {10}^{10}/\mathrm{s}\)

b

\(9\times {10}^{5}/\mathrm{s}\)

c

\(2\times {10}^{9}/\mathrm{s}\)

d

\(5\times {10}^{8}/\mathrm{s}\)

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