A Gas Mixture of Xe,Ne,and Ar Has a Total Pressure

question 104

Multiple Choice

A gas mixture of Xe,Ne,and Ar has a total pressure of 12.20 atm.What is the mole fraction of Xe if the partial pressures of Ne and Ar are 2.10 and 4.50 atm,respectively?

• A)0.848
• B)0.459
• C)5.60
• D)2.18
• E)1.18

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