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09-03-2020
Chemistry

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The composition of moist air is given on a molar basis to be 78 percent N2, 20 percent O2, and 2 percent water vapor. Determine the mass fractions of the constituents of air.

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pstnonsonjoku pstnonsonjoku

13-03-2020

Answer:

See explanation for solution

Explanation:

Mass fraction × 100= percent

Mass fraction of Nitrogen = 78/100= 0.78

Mass fraction of Oxygen= 20/100= 0.20

Mass fraction of Water vapour = 2/100=0.02

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