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Moles of one component divided by total moles in the mixture gives the:

AMole fragment
BMole function
CMole formation
DMole fraction
Answer & Solution
Correct answer: D. Mole fraction
1. The result is a ratio without units. 2. It expresses how much of the mixture that component makes up. 3. It is the mole fraction. _Source: OpenStax Chemistry 2e, Chapter 9, Gases._
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