Of the following binary liquid/vapor systems, which can be approximately modeled by Raoults law? For those that
Question:
Of the following binary liquid/vapor systems, which can be approximately modeled by Raoult’s law? For those that cannot, why not? Table B.1 (App. B) may be useful.
(a) Benzene/toluene at 1(atm).
(b) n-Hexane/n-heptane at 25 bar.
(c) Hydrogen/propane at 200 K.
(d) Iso-octane/n-octane at 100°C.
(e) Water/n-decane at 1 bar.
Table B.1 (App. B)
Transcribed Image Text:
Table B.1: Characteristic Properties of Pure Species Molar Ve cm³ mol- TJK PJbar T/K mass Methane Ethane 16.043 30.070 44.097 0.012 0.100 0.152 190.6 305.3 369.8 45.99 0.286 98.6 111.4 48.72 0.279 145.5 184.6 42.48 0.276 200.0 Propane n-Butane n-Pentane 231.1 58.123 72.150 86.177 0.200 425.1 0.252 469.7 0.301 37.96 0.274 255. 272.7 33.70 0.270 313. 309.2 341.9 n-Hexane 507.6 30.25 0.266 371. п-Неptane n-Octane 100.204 0.350 540.2 27.40 0.261 428. 371.6 114.231 0.256 0.252 0.400 568.7 24.90 486. 398.8 n-Nonane 128.258 0.444 544. 594.6 617.7 408.1 22.90 424.0 n-Decane 142.285 0.492 21.10 0.247 600. 447.3 261.4 Isobutane 58.123 0.181 36.48 0.282 262.7 Isooctane 114.231 0.302 544.0 25.68 0.266 468. 372.4 Cyclopentane Cyclohexane Methylcyclopentane Methylcyclohexane Ethylene Propylene 1-Butene cis-2-Butene 70.134 45.02 0.196 0.210 0.230 511.8 0.273 258. 322.4 84.161 553.6 40.73 0.273 308. 353.9 84.161 532.8 37.85 0.272 319. 345.0 98.188 28.054 42.081 0.235 0.087 572.2 282.3 365.6 34.71 0.269 368. 374.1 50.40 0.281 131. 169.4 0.140 46.65 0.289 188.4 225.5 56.108 56.108 56.108 0.191 0.205 0.218 40.43 0,277 0.273 0.275 420.0 239.3 233.8 266.9 276.9 435.6 42.43 trans-2-Butene 428.6 41.00 237.7 274.0 1-Hexene 84.161 0.280 504.0 31.40 0.265 40.00 0,275 42.77 43.50 354. 336.3 Isobutylene 1,3-Butadiene 56.108 54.092 0.194 0.190 417.9 425.2 238.9 266.3 268.7 356.1 0.267 220.4 82.145 Cyclohexene Acetylene Benzene 0.212 560.4 0.272 291. 26.038 0.187 308.3 61.39 48.98 0.271 0.271 113. 0.210 0.262 0.303 189.4 353.2 383.8 78.114 562.2 259. Toluene 92.141 591.8 617.2 41.06 0.264 316. 36.06 0,263 Ethylbenzene Cumene 106.167 374. 409.4 120.194 0.326 631.1 32.09 0.261 427. 425.6 o-Xylene m-Xylene р-Хylene Styrene Naphthalene Biphenyl Formaldehyde Acetaldehyde Methyl acetate 106.167 0.310 417.6 630.3 617.1 37.34 0.263 35.36 0.259 35.11 369. 106.167 0.326 0.322 0.297 376. 412.3 411.5 106.167 616.2 0.260 379. 104.152 128.174 38.40 40.51 38.50 0.295 0.256 418.3 491.2 636.0 352. 0.302 748.4 0.365 789.3 0.269 413. 154.211 502. 528.2 30.026 44.053 0,282 408.0 65.90 0.223 115. 254.1 294.0 0.291 466.0 55.50 0.221 154. 74.079 0.331 506.6 47.50 0.257 228. 330.1 Ethyl acetate Acetone 88.106 0.366 0.307 0.323 523.3 38.80 0.255 286. 47.01 41.50 350.2 329.4 352.8 58.080 508.2 0.233 209. Methyl ethyl ketone Diethyl ether Methyl t-butyl ether Methanol 72.107 535.5 0.249 267. 74.123 0.281 0,266 466.7 36.40 0.263 0.273 280. 307.6 88.150 497.1 34.30 329. 328.4 337.9 32.042 0.564 512.6 80.97 0.224 118. 0.645 0.622 Ethanol 46.069 513.9 61.48 0,240 167. 351.4 536.8 219. 1-Propanol 1-Butanol 1-Hexanol 60.096 51.75 0.254 370.4 74.123 0.594 0.579 563.1 44.23 0.260 275. 390.8 102.177 611.4 35.10 0.263 47.62 0.248 381. 430.6 2-Propanol 60.096 0.668 508.3 220. 355.4 Phenol 94.113 0.444 694.3 61.30 0.243 229. 455.0
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Introduction To Chemical Engineering Thermodynamics
ISBN: 9781259696527
8th Edition
Authors: J.M. Smith, Hendrick Van Ness, Michael Abbott, Mark Swihart
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