Question
Chemistry Question on Gas laws
Henry’s law constant for the solubility of N2 gas in water at 298K 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 298K and 5 atm pressure is
A
4.0 × 10-4
B
4.0 × 10-5
C
5.0 × 10-4
D
4.0 × 10-6
Answer
4.0 × 10-4
Explanation
Solution
The correct answer is (A) : 4.0 × 10-4.