In 100 Atm of Pure Oxygen,the Solubility of O₂(g)in Water Is

question 50

Multiple Choice

In 1.00 atm of pure oxygen,the solubility of O₂(g) in water is 1.26 × 10−³ M at 25.0°C.The mole fraction of oxygen in air is 0.210.If the atmospheric pressure is 0.979 atm,what is the solubility of oxygen in air at 25.0°C?

• A) 2.59 × 10−⁴ M
• B) 2.65 × 10−³ M
• C) 5.87 × 10−³ M
• D) 6.00 × 10−³ M
• E) 3.86 × 10³ M

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