Appendices - 1164 193 1 155 4 1 29 1 58 1 15 318 001858 2 2...

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Appendices: A1) Raw data. A2) a- 4plots t/(h-h 0 ).vs.(h-h 0 ). (next page) b- Sample of calculation: For Acetone by experiment: By using eq#7: ) /( ln( ) / ( 2 / 0 A A L AB P P P RT P sM D - D AB = 0.792/(2*504.07*58*(1/(82.06*318.15))*ln(3.053)) =0.3172cm 2 /s By Theory: Using eq.#8: D AB B A AB P M M T D + = 2 2 / 1 2 / 3 / ) / 1 / 1 ( 001858 . 0 σ A B A AB 0 155 . 4 ) 711 . 3 6 . 4 ( 2 / 1 ) ( 2 / 1 = + = + = K k AB 84 . 209 )] 6 . 78 )( 2 . 560 [( / 2 / 1 = = ξ 5162 . 1 84 . 209 / 15 . 318 / * = = AB T k Then by interpolating between 1.50&1.55 using the reference of the ( Fundamentals Of Momentum, Heat, and Mass Transfer, 3 rd edition):The value of D = 1.193. By substituting this value in eq.8: sec
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Unformatted text preview: / 1164 . ) 193 . 1 ( ) 155 . 4 ( 1 / ) 29 / 1 58 / 1 ( ) 15 . 318 )( 001858 . 2 2 2 / 1 2 / 3 cm D AB = + = By using eq.11: 2 3 / 1 3 / 1 2 / 1 75 . 1 ] ) ( ) [( / ) / 1 / 1 ( 001 . B A B A AB v v P M M T D Σ + Σ + = 1 . 20 86 . 66 48 . 5 98 . 1 * 6 5 . 16 * 3 = Σ = + + = Σ B A v v sec / 1186 . ) ) 1 . 20 86 . 66 ( * 1 /( ) 29 / 1 58 / 1 ( ) 15 . 318 ( 001 . 2 2 3 / 1 3 / 1 2 / 1 75 . 1 cm D AB = + + =...
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Appendices - 1164 193 1 155 4 1 29 1 58 1 15 318 001858 2 2...

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