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A flask contains 10^(-3)m^(3) gas. At a ...

A flask contains `10^(-3)m^(3)` gas. At a temperature, the number of molecules of oxygen at `3.0xx10^(22)`. The mass of an oxygen molecule is `5.3xx10^(-26)` kg and at that temperature the rms velocity of molecules is 400m/s. The pressure in `N//m^(2)` of the gas in the flask is ..............

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