At 37° C and 760 Mm Hg Pressure, 0

question 21

Multiple Choice

At 37° C and 760 mm Hg pressure, 0.023 ml of O₂ can be dissolved in 1 ml of plasma, whereas at the same temperature and pressure, 0.510 ml of CO₂ will dissolve in 1 ml of plasma. What explains this difference?

• A) CO₂ diffuses more rapidly than O₂.
• B) CO₂ is more soluble in plasma than O₂.
• C) CO₂ has a greater molecular weight than O₂.
• D) O₂ has less affinity for plasma than CO₂.

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