What Is the Mole Fraction of Ar in a Mixture

question 92

Multiple Choice

What is the mole fraction of Ar in a mixture containing 10.1 g of Ne, 79.9 g of Ar, and 83.8 g of Kr?

• A) 0.40
• B) 0.25
• C) 0.20
• D) 0.14
• E) 0.058

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