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For O(2)(g) at 1 atm and 300K is perform...

For `O_(2)(g)` at 1 atm and 300K is performing `4xx10^(9)` collisions per sec per `O_(2)` molecule. Select the correct statement

A

`[O_(2)]=0.042M`

B

Number density `=2.3xx10^(22)` molecuels/`m^(3)`

C

`u_("avg")=sqrt((8xx0.0821xx300)/(32))cm//s`

D

Mean free path`(lambda)=sqrt((8xx8.314xx300)/(3.14xx0.032))/(4xx10^(9))m`

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