At a given uniform temperature and pressure, how does the mass diffusivity of air in water vapor compare to the mass diffusivity of water vapor in air?

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Physics · Thermodynamics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

Both mass diffusivities are equal

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Answer 1

The ratio depends strictly on the absolute value of temperature

Answer 2

Both mass diffusivities are equal

Answer 3

Mass diffusivity of water vapor in air is higher

Answer 4

Mass diffusivity of air in water vapor is higher

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