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( 4 pt ) Estimation of Diffusivity Values Determine the diffusion coefficient of ethanol in water and in air at 2 5 C . Compare

(4

)

Estimation of Diffusivity Values

Determine the diffusion coefficient of ethanol in water and in air at

25 C .

Compare the

two values and comment. Next, calculate the time it would take for ethanol to travel in

water and in air to a distance of

1 m

if diffusion was the only transport mechanism.

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