Determine the Partial Pressure of Oxygen Necessary to Form an Aqueous

question 55

Multiple Choice

Determine the partial pressure of oxygen necessary to form an aqueous solution that is 6.5 × 10^-4 M O₂ at 25°C.The Henry's law constant for oxygen in water at 25°C is 1.3 × 10^-3 M/atm.

• A) 1.2 atm
• B) 0.85 atm
• C) 0.78 atm
• D) 2.0 atm
• E) 0.50 atm