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01272_Gas Mixtures (P5).txt
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1996-01-26
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11 lines
Consider the following mixture of gases.
What is the mole fraction of the hydrogen gas?
A. .13
B. .20
C. .27
D. .40
C
The definition of a mole fraction is the number of moles of hydrogen gas divided by the total number of moles. Note that the sum of all the mole fractions is 1.