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QUestion 3 Calculate the gas diffusivity for ethylene oxide in air at 2 5 C and 1 atm using both Hirschfelder equation and Wilke -

QUestion

3

Calculate the gas diffusivity for ethylene oxide in air at

25 C

and

1

atm using both Hirschfelder equation and Wilke

-

Lee equation.

Given:

The critical condition for ethylene oxide to be

T_{c} = 469 K, P_{c} = 71.9

bar and

V_{c} = 140 c \frac{m^{3}}{m} o l

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