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HW #1 Key

# HW #1 Key - J 1AA Estimation of dens T = 126.2 K 136...

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Unformatted text preview: J 1AA Estimation of dens T; = 126.2 K, 136 nditions a. Table El gives for N2 . The reduced co ’ ' , Fig. 1.3—1 gives ,u, 10'”B : 2.07 x 3L0"é a of Table 15.53.41: e—gas Viscosity. .7197 x 10 a: 33.5 atm, and pug a: 180 x 10H3 g/cm-s " ' timation are then: radiated viscosity '5 then converted = 1.15. Hence, the p [cm-s. This result 1 “’3 = Lé >< 10*‘51bm/it-s ‘ 277.70 K, pc = viscosity is then estimated as 31.5 5 61684.03 x 27170)“?{113A-T3” : 255.6 micropoise PC from EC: 1 3—1b The reduced conditions for the viscosity estimate are T,- = (33’0 + 273 15) / 27170 = 2.32, 33,. :2 120/581) = 2.07, and the predicted #1. from Fig 1 3~l 13 1 1 The resuiting predicted viscosity is 055 rs x 10—5 z 2.3 >< 1W g p=p.,-,u¢ :1.1><_ . _ .7 x 10"6 :z 2.9 X 10"‘Eg/cm-s via. Eq.1.3—1b. 0.00 0' =.—. 32332:, E/K = =2 1.086. Equation p. :7— 202 X 10""i g/cm 5 z 2.0-2. x 10—5 Pa 5 r. 2.02 x 19—3 mFa s The reported value in Table 1.1— ' L For N3: .M x 28.0";1 cr .— 3 = 2.937 and \$2,; w -— 13447. Equation lx—é—l' gases at ”low density. Table El and collision integrals 113 K. Then at 20°C, kT/a :: 14—15; then gives 293.1.5/99. _ 1728.01 x 293‘ .115 x 2.6693 >< 10”3M 1” (3.6679 X 1.0447 2 1.72. x 10“ g/cm-s :172x10"5 Pas = 1.12 x 10*2 mPa 5 ported value in Table 1.1—3 is 1. For 03¢, NI = 293.15/154: := 1.904 and Q” m 1.197. Equat The reported value in Table 1.1—3 is 1.99 16.04, a = 3.7803, s/K 7.— 154 K. Then at 20°C, 151“ [5 ion 14—14 then gives >< 10‘2 mPavs. J 1AA Gas-mixture viscosities at low density. The dam {or this problem are as follows: Component M 3432) 2.016 2(0000‘9) 12092 e data into Eq.1.4:~16c Ensertion of thes 1?. at this temperature: of Hg and Freon» (1511 5922le a) mi. 11 2.010 “’1’” 1 88.4 ‘12” ﬁ ' 1-20.92 124.0 33.934 5) __3;_ 1\$120.92 “”2 (1240 ‘gl'ﬁ ‘ 2.016 ' 88A :00920 \$1: 21 2'- Zr, ‘— A. '-" B 1‘— 1——\$o Zzgi’m Existing 3301/21 mam/4 0.053 3.934 1 000 0.0 124’: 0 0.25 3.290 0 773 6.9 120.3 0.50 9 467 0.54%} 18.1 113.6 0.75 1 734 U 319 38.2 97.2 1 000 0 09‘? 88.4 0.0 ...
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HW #1 Key - J 1AA Estimation of dens T = 126.2 K 136...

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