Henry's Law Constant (Mol/L · Atm) for Oxygen Dissolving in Blood

question 8

Multiple Choice

Henry's law constant (mol/L · atm) for oxygen dissolving in blood is 3.74  10^-2 mol/L · atm at body temperature, 37°C. Calculate the molar concentration of oxygen in blood for a scuba diver where the air pressure is 2.0 atm. The mole fraction of oxygen in air is 0.209.

• A) 7.8  10^-3 M
• B) 2.7  10^-3 M
• C) 1.5  10^-2 M
• D) 1.3  10^-2 M
• E) 0.11 M

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