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Exactly 1.0 mole of oxygen and 7.0 moles of nitrogen gas are in a container. The total gas pressure is 5.7 atm. What is the partial pressure of nitrogen in atm?

I'm not sure how to go about setting up the problem. Any help is appreciated!

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2 answers
  1. mol fraction = X
    XO2 = nO2/total mols
    XN2 = nN2/total mols

    Then pO2 = XO2*Ptotal
    and pN2 = XN2*Ptotal

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  2. Got it, thanks!

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