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A mixture of 2 mol nitrogen and 3 mol argon has total pressure 10 atm. Partial pressure of nitrogen?
A4 atm
B6 atm
C5 atm
D2 atm
Answer & Solution
Correct answer: A. 4 atm
Nitrogen is 2 of the 5 moles, so its partial pressure is 2/5 of 10 atm, which is 4 atm.
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