The Total Pressure Exerted by a Mixture of O₂, N₂

question 69

Multiple Choice

The total pressure exerted by a mixture of O₂, N₂ and He gases is 1.50 atm. What is the partial pressure in atmospheres of the O₂, given that the partial pressure of N₂ is 0.75 atm and the partial pressure of He is 0.33 atm?

• A) 0.42 atm
• B) 1.08 atm
• C) 1.50 atm
• D) 1.92 atm
• E) 2.58 atm

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