The Henry’s law constant for the solubility of N2 gas in water at 298 K is 1.0 × 105 atm. The mole fraction of N2 in air is 0.8. The number of moles of N2 from air dissolved in 10 moles of water at 298 K and 5 atm pressure is :
1
4.0 × 10-4
2
4.0 × 10-5
3
5.0 × 10-4
4
4.0 × 10-6
5
Not Attempted