If Water Contains About 42 Mg of Oxygen Per Liter

question 59

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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