If Water Contains About 42 Mg of Oxygen Per Liter

question 159

Multiple Choice

If water contains about 42 mg of oxygen per liter at 20C and 1.0 atm, what would be the value of Henry's law constant for oxygen dissolving in water? The mole fraction of oxygen in air is 0.21.

• A)0.25 mol/(L atm)
• B)1.3 10 ^{ 3} mol/(L atm)
• C)1.9 10 ^{ 2} mol/(L atm)
• D)6.3 10^-3 mol/(L atm)
• E)0.010 mol/(L atm)

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