The Henry's law constant for the solubil...

The Henry's law constant for the solubility of `N_2` gas in water at 298K is `1.0xx10^5 atm`. The mole fraction of `N_2` in air is 0.8. the number of moles of `N_2` from air dissolved in 10 moles of water at 298K and 5 atm pressure is

`4.0xx10^-4`

`4.0xx10^-5`

`5.0xx10^-4`

`4.0xx10^-6`

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