If a Mixture of Gases Has a Total Pressure of 200

question 47

Multiple Choice

If a mixture of gases has a total pressure of 200 mm Hg and it is 80% nitrogen and 20% oxygen,then according to Dalton's law of partial pressures,the pressure due to oxygen is _____ mm Hg.

• A) 20
• B) 80
• C) 160
• D) 40
• E) 200

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