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De 20

Course Number: CHEM 102, Fall 2010

College/University: Alabama

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K thi th i hc(2) ( T hi gian lm bi : 90 pht ) S 20 1. Mt anken (c 6 nguyn t C), phn ng vi dung dch KMnO 4, trong mi trng axit, ch cho mt sn phm oxi ha l CH3 3, anken l CO CH A. 2,3-imetyl-2-buten. C. isopren. B. 3-metyl-2-penten. D. trans-3-hexen. 2. Cho phn ng sau: Mg + HNO3 Mg(NO3)2 + NO + NO2 + H2O Nu t l s mol gia NO v NO2 l 2:1, th h s cn bng ti gin ca HNO3 trong phng trnh ho hc l A. 12. B. 30. C. 18....

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thi K th i hc(2) ( T hi gian lm bi : 90 pht ) S 20 1. Mt anken (c 6 nguyn t C), phn ng vi dung dch KMnO 4, trong mi trng axit, ch cho mt sn phm oxi ha l CH3 3, anken l CO CH A. 2,3-imetyl-2-buten. C. isopren. B. 3-metyl-2-penten. D. trans-3-hexen. 2. Cho phn ng sau: Mg + HNO3 Mg(NO3)2 + NO + NO2 + H2O Nu t l s mol gia NO v NO2 l 2:1, th h s cn bng ti gin ca HNO3 trong phng trnh ho hc l A. 12. B. 30. C. 18. D. 20. 3. in phn dung dch CuSO4 nng 0,5M vi in cc tr trong th thu c 1 gam ng. in lng tiu tn ti thiu l A. 3015 C. B.2870 C. C.1212 C. D.2550 C. 4. C th iu ch bc kim loi t dung dch AgNO3 bng cch A. in phn vi in cc than ch. B. nhit phn. C. in phn vi in cc Au. D. cho tc dng vi kim loi mnh nh canxi. 5. in phn dung dch CuSO4 nng 0,5M vi in cc tr trong th thu c 1gam Cu. Nu dng dng in mt chiu c cng 1A, th thi gian in phn ti thiu l A. 50 pht 15 giy.B. 40 pht 15 giy. C. 0,45 gi. D. 0,65 gi. 6. Phng php thy luyn dng iu ch A. kim loi c tnh kh yu. B. kim loi m ion dng ca n c tnh oxy ha yu. C. kim loi hot ng mnh. D. kim loi c cp oxi ha-kh ng trc Zn2+/Zn. 7. Ha tan m gam hn hp 2 mui cacbonat kim loi ha tr (I) v (II) bng dung dch HCl d thu c dung dch A v V lt kh CO2 (ktc). C cn dung dch A thu c (m+3,3) gam mui khan. Tnh V? A. 2,24 lt. B. 3,72 lt. C. 6,72 lt. D. 8,96 lt. 8. Cho cc cht A (C4H10), B (C4H9Cl), C (C4H10O), D (C4H11N). Nguyn nhn gy ra s tng s lng cc ng phn t A n D l do A. ha tr ca cc nguyn t th tng lm tng th t lin kt trong phn t. B. m in khc nhau ca cc nguyn t. C. cc bon c th to nhiu kiu lin kt khc nhau. D. khi lng phn t khc nhau. 9. A v B l 2 axit cacboxylic n chc. Trn 1,2 gam A vi 5,18 gam B c hn hp X. trung ha ht X cn 90 ml dung dch NaOH 1M. Trn 7,8 gam A vi 1,48 gam B c hn hp Y. trung ha ht Y cn 75 ml dung dch NaOH 2M. Cng thc ca A, B ln lt l A. CH3COOH v C2H3COOH. C. C2H5COOH v CH3COOH. B. C2H3COOH v C2H5COOH. D. CH3COOH v C2H5COOH. C. 9. D.8. 10. S ng phn cu to ca C5H10 l A. 11. B. 10. 11. lm thay i pH ca dung dch (dung mi nc) t 4 thnh 6, th cn pha dung dch vi nc theo t l th tch l A. 1:99. B. 99:1. C. 2:3. D. 3:2. 12. Dung dch c pH = 4 s c nng ion OH bng A. 10 4. B. 4. C. 10 10. D. 104. 13. Khi trn nhng th tch bng nhau ca dung dch HNO3 0,01M v dung dch NaOH 0,03M th thu c dung dch c pH bng A. 9. B. 12,3. C. 13. D.12. 14. Cho cc cht A (C4H10), B (C4H9Cl), C (C4H10O), D (C4H11N). S lng cc ng phn ca A, B, C, D tng ng l A. 2; 4; 6; 8. A. 1. B. 2; 3 ; 5; 7. B. 2. C. 2; 4; 7; 8. C. 3. D. 2; 4; 5; 7. D. 4. 15. S cp ng phn cis-trans ca C5H10 l 16. Phng php no di y thng dng iu ch kim loi phn nhm ph nh Crom, Mangan, St... A. in phn mui nng chy, hoc phn hy nhit hoc khai thc dng kim loi t do. B. Kh bng cc cht kh ha hc hoc kh cc qung sunfua bng Cacbon nhit cao C. Dng kim loi mnh y kim loi yu ra khi dung dch mui. D. in phn dung dch mui. 17. Hn hp X gm hai hirocacbon A, B thuc loi ankan, anken, ankin. t chy hon ton 6,72 lt (ktc) X ri cho tt c sn phm chy hp th hon ton vo bnh ng nc vi trong d, thy khi lng bnh tng thm 46,5 gam v c 75 gam kt ta. X c th gm A. 2 ankan. C. 1 ankan +1 anken. B. 1 ankin +1 anken. D. 1 ankan +1 ankin. 18. Hn hp X gm hai hirocacbon A, B thuc loi ankan, anken, ankin. t chy hon ton 6,72 lt (ktc) kh X c khi lng l m gam, v cho tt c sn phm chy hp th hon ton vo bnh ng nc vi trong d, thy khi lng bnh tng thm 46,5 gam v c 75 gam kt ta. Nu t l khi lng ca A v B l 22:13, th khi lng m (gam) X ly A. 10. B. 9,5. C. 10,5. D.11. 19. Hn hp X gm hai hirocacbon A, B thuc loi ankan, anken, ankin. t chy hon ton 6,72 lt (ktc) kh X c khi lng l m gam, v cho tt c sn phm chy hp th hon ton vo bnh ng nc vi trong d, thy khi lng bnh tng thm 46,5 gam v c 75 gam kt ta. Nu t l khi lng ca A v B l 22:13, th s gam cht A trong m gam X l A. 4,4. B. 4,5. C. 5,6. D.6,6. 20. Nitro ha benzen thu c 2 hp cht nitro X, Y hn km nhau mt nhm NO 2. t chy hon ton 2,3 gam hn hp X, Y thu c CO2, H2O v 0,224 lt N2 (ktc). Cng thc phn t ca X, Y l A. C6H5NO2 v C6H4(NO2)2. C. C6H5NO2 v C6H3(NO2)3. A. aminoaxit c nhm chc axit. B. aminoaxit c nhm chc baz. C. aminoaxit c cu to tinh th ion lng cc. D. aminoaxit va c tnh axit va c tnh baz. B. C6H4(NO2)2 v C6H3(NO2)3. D. khng xc nh c. 21. Aminoaxit iu kin thng l cht rn, kt tinh, tan tt trong nc v 22. Este A c iu ch t aminoaxit B v ru etilic. 2,06 gam A ha hi hon ton chim th tch bng th tch ca 0,56 gam nit cng iu kin. A c cng thc cu to l A. NH2 2 2 CH CH COO 2 3. CH CH B. NH2 2 CH COOCH2 3. CH C. CH3 NH COO 2 3. CH CH D. CH3 COONH 2 3. CH CH 23. Khi lng phn t ca mt loi t capron bng 16950 vC, ca t enang bng 21590 vC. S mt xch trong cng thc phn t ca mi loi t trn ln lt l A. 120 v 160. B.200 v 150. C.150 v 170. D.170 v 180. 24. Khi lng phn t trung bnh ca xenluloz tnh theo .v.C trong si bng l 1750000, trong si gai l 5900000. S mt xch trung bnh trong cng thc phn xenluloz t ca mi loi si tng ng l A. 10802 v 36420. C.32450 v 38740. B. 12500 v 32640. D.16780 v 27900. 25. Cn bao nhiu lt axit H2SO4 (d = 1,84 g/ml) v bao nhiu lt nc ct pha thnh 9 lt dung dch H2SO4 c d = 1,28 g/ml. A. 3 lt v 6 lt. B. 2 lt v 7 lt. C. 6 lt v 3 lt. D. 4 lt v 5 lt. 26. Hin tng quan st c khi cho dung dch nc iot ln lt vo ming chui cn xanh v ming chui chn l A. c hai cho mu xanh lam. B. c hai khng i mu. C. ming chui cn xanh cho mu xanh tm, ming chn khng nh vy. D. ming chui chn cho mu xanh lam, ming xanh khng nh vy. 27. Cho s phn ng sau: But-1-en X Y Z. Bit X, Y, Z u l cc hp cht hu c v l nhng sn phm chnh. Cng thc ca X, Y, Z ln lt l A. CH3CH(Br)CH2CH3, CH3CH(OH)CH2CH3 , CH3CH=CHCH3. B. CH2BrCH2CH2CH3 , CH2(OH)CH2CH2CH3, CH2=CHCH2CH3. C. CH3CH(Br)CH2CH3, CH3CH(OH)CH2CH3 , CH2=CHCH2CH3. D. CH3CH(Br)CH2CH3, CH3CH2CH2CH2(OH), CH2=CHCH2CH3. 28. Cho s phn ng: Xenluloz X Y Z + Y , xt T. Cng thc cu to ca T l A. C2H5COOCH3. B. CH3COOH. C. C2H5COOH. D. CH3COOC2H5. 29. Cn trn theo t l th tch no 2 dung dch NaOH 0,1M vi dung dch NaOH 0,2M c dung dch NaOH 0,15M. Cho rng s trn ln khng thay i th tch. A. 1 : 1. B. 1 : 2. C. 2 : 1. D. 2 : 3. 30. Tin hnh th nghim sau: Cho mt t bt ng kim loi vo ng nghim cha dung dch FeCl3, lc nh ng nghim s quan st thy hin tng no sau y? A. Kt ta St xut hin v dung dch c mu xanh. B. Khng c hin tng g xy ra. C. ng tan v dung dch c mu xanh. D. C kh mu vng lc ca Cl2 thot ra. 31. Cho vo ng nghim 1ml dung dch protit (lng trng trng), tip theo cho 1ml dung dch NaOH c v 1 git dung dch CuSO4 2%, lc nh ng nghim. mu ca dung dch quan st c l A. xanh tm. B. vng. C. en. D. khng c s thay i mu. 32. Cho 3,2 gam Cu tc dng vi 100ml dung dch hn hp HNO 3 0,8M + H2SO4 0,2M, sn phm kh duy nht ca HNO3 l kh NO. S gam mui khan thu c l A. 5,64. B. 7,9. C. 8,84. D. ba kt qu trn u sai. 33. Cho 3,2 gam Cu tc dng vi 100ml dung dch hn hp HNO 3 0,8M + H2SO4 0,2M, sn phm kh duy nht ca HNO3 l kh NO. Th tch (tnh bng lt) kh NO ( ktc) l A. 0,672. B. 0,448. C. 0,224. D. 0,336. 34. Ht nhn nguyn t R c in tch bng +32.10 19C. Nguyn t R thuc A. chu k 3 nhm IIB. C. chu k 4 nhm IIA. B. chu k 3 nhm IIA. D. chu k 4 nhm IIIA. 35. 17,7 gam mt ankylamin cho tc dng vi dung dch FeCl3 d thu c 10,7 gam kt ta. Cng thc ca ankylamin l A. CH3NH2. B. C4H9NH2. C. C3H9N. D. C2H5NH2. 36. Dung dch AlCl3 trong nc b thy phn nu thm vo dung dch cc cht sau y, cht no lm tng cng qu trnh thy phn AlCl3? A. NH4Cl. B. Na2CO3. C. ZnSO4. D. Khng c cht no c. 37. Khi t chy ng ng ca ru n chc ta thy t l s mol tng dn theo s mol cacbon, ru trn thuc dy ng ng A. ru thm. C. ru no. B. ru khng no. D. khng xc nh c. 38. Khi nung nng mnh 25,4 gam hn hp gm kim loi M v mt oxit st phn ng xy ra hon ton, th thu c11,2 gam st v 14,2 gam mt xt ca kim loi M. Hi M l kim loi no? A. Al. B. Cr. C. Mn. D. Zn. 39. Dng giy rp nh sch mnh nhm ri nh mt git dung dch HgCl 2 ln b mt sch mnh nhm. Sau 2 pht, lau kh v mnh nhm trong khng kh. Hin tng quan st c sau cng l A. nhng ht nh li ti mu trng bc ca thy ngn ln trn mnh nhm. B. b mt nhm c mu en. C. nhng si nh nh si ch mu trng xut hin trng nh lng t. D. si bt trn b mt mnh nhm do AlCl3 b thy phn. 40. Cho hi nc i qua than nng c hn hp kh A gm CO2,CO, H2. Ton b lng kh A va kh ht 48 gam Fe2O3 thnh Fe v thu c 10,8 gam H2O. Phn trm th tch CO2 trong hn hp kh A l A. 28,571. B. 14,289. C. 13,235. D. 16,135. 41. C th dng ha cht no di y phn bit ba oxit mu en Cr2O3, FeO, MnO2? A. Dung dch HNO3. B. Dung dch Fe2(SO4)3. C. Dung dch HCl. D. Dung dch NaOH. 42. Ha tan hon ton 11,9 gam hn hp 2 kim loi (Zn, Al) bng dung dch H2SO4 c nng thu c 7,616 lt SO2 (ktc), 0,64 gam S v dung dch X. Tnh khi lng mui trong X. A. 60,3 gam. B. 50,3 gam. C. 72,5 gam. D. 30,3 gam. 43. Tin hnh th nghim sau: nh vi git dung dch H 2S vo ng nghim cha dung dch FeCl3 thy xut hin kt ta. Kt ta l A. Fe. B. S. C. FeS. D. c FeS v S. 44. Trn b mt ca cc h nc vi, hay cc thng nc vi ngoi khng kh, thng c mt lp vng mng. Lp vng ny ch yu l A. canxi. C. canxi cacbonat. D. canxi oxit. B. canxi hiroxit. 45. Trong cc cht sau, cht no khng to lin kt hiro vi nc? A. CH3 3. CH A. 1. A. CH3CH2OH. B. CH3 2 CH OH. B. 2. B. CH3CH2NH2. C. NH3. C. 3. C. H2O. D. HF. D. 4. D. CH3COOH. 46. C bao nhiu kiu lin kt hiro gia cc phn t H2O? 47. Lin kt hiro gia cc phn t no sau y l bn vng nht? 48. Axit flo hiric yu hn axit clohiric v A. flo m in hn clo. B. HF nh hn HCl. C. lin kt hiro ca HF bn hn ca HCl. D. HF phn cc mnh hn HCl. 49. Cc cht H2O, CH3OH, HCHO, HCOOH, C2H5OH. CH3COOH c nhit si tng ng k hiu l s1, s2, s3, s4, s5, s6. Nu xp nhit si tng dn t u n cui th c trt t sau A. s2, s4, s3, s1, s6, s5. C. s1, s2, s3, s4, s5, s6. A. uyra. B. Silumin. B. s3, s2, s5, s1, s4, s6. D. s3, s2, s4, s1, s6, s5. C. Almelec. D. Eletron. 50. Hp kim no di y ca nhm tan hon ton trong dung dch axit clohiric?

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Alabama - CHEM - 102
K thi th i hc(2) ( Thi gian lm bi : 90 pht) S 211. Cho cc dung dch X1: HCl, X2: KNO3, X3: HCl + KNO3, X4: Fe2(SO4)3. Dung dch no c th ha tan c bt ng?A. X1, X4, X2. B. X3, X2. C. X3, X4. D. X1, X2, X3, X4.2. Cho phn ng sau:FeS + H2SO4 Fe2(SO4)3 + SO2
Alabama - CHEM - 102
K thi th i hc(2) ( Thi gian lm bi : 90 pht) S 221. Ancol X mch h c s nguyn t cacbon bng s nhm chc. Cho 9,3 gam ancol X tc dng vi Na d thu c 3,36 lt kh. Cng thc cu to ca X lA. CH3OH. C. CH2OHCH2OH. D. C2H5OH. B. CH2OHCHOHCH2OH.2. Mt bnh kn c th tch V bn
Alabama - CHEM - 102
K thi th i hc(2) ( Thi gian lm bi : 90 pht) S 231. Ion HS c tnh chtA. axit. A. axit. B. trung tnh. B. trung tnh. C. lng tnh. C. lng tnh. D. baz. D. baz.2. Ion Al(H2O)3+ c tnh cht 3. Mui axit lA. mui c kh nng phn ng vi baz. B. mui vn cn hiro trong phn
Alabama - CHEM - 102
K thi th i hc(2) ( Thi gian lm bi : 90 pht) S 241. Kt lun no biu th ng v kch thc ca nguyn t v ion?A. Na < Na+, F > F . C. Na > Na+, F > F . B. Na < Na+, F < F . D. Na > Na+, F < F .2. Cho 0,54 gam Al vo 40 ml dung dch NaOH 1M, sau phn ng hon ton thu
Alabama - CHEM - 102
K thi th i hc(2) ( Thi gian lm bi : 90 pht) S 251. Mt nguyn t X c tng s ht proton, ntron v electron l 155 ht trong s ht mang in nhiu hn s ht khng mang in l 33. Nguyn t c s proton, ntron tng ng lA. 47 v 61. B. 35 v 45. C. 26 v 30. D. 20 v 20.2. Nguyn t
Alabama - CHEM - 102
CHAPTER 22: SUPPLEMENTARY SOLUTIONS MASS SPECTROMETRY S22-1. (a) The peak at m/z 71 is C4H7O+. Its contribution to m/z 72 should be Intensity = 4 1.08% + 7 0.012% + 1 0.038% = 4.4% of m/z 7113C 2H 17O105The observed intensity of 4.9% in spectrum (a) is
Alabama - CHEM - 102
18INORGANIC CHEMISTRYShriver & Atkins Inorganic ChemistryPeter Atkins, University of Oxford, Tina Overton, University of Hull, Jonathan Rourke, University of Warwick, Mark Weller, University of Southampton and Fraser Armstrong, University of OxfordShr
S. Alabama - CHE - 452
CHE 452, 3 credits Chemical Process Control Spring 2010Instructor: Dr. Srinivas Palanki Oce: Room 242 Phone: 460-6160 Email: spalanki@usouthal.eduText: Lecture: No textbook is necessary. The instructor will provide all the lecture material on the course
S. Alabama - CHE - 452
Introduction to Process ControlSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Introduction to Process Control1/5IntroductionWhat does a control system do?A control system maintains desired conditions in a physical system by adjus
S. Alabama - CHE - 452
Process ModelsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Process Models1/8Introduction to Process ModelsWhat is a Process Model?A process model is a set of equations, including the necessary input data to solve the equations,
S. Alabama - CHE - 452
Examples of Dynamic ModelsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Examples of Dynamic Models1 / 19ExamplesLiquid Storage ProcessA typical liquid storage process is shown in the gure below.qinqFilling ProcessHow does th
S. Alabama - CHE - 452
General Form of Dynamic ModelsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)General Form of Dynamic Models1 / 20General Form of Dynamic Process ModelsMathematical RepresentationA general representation of the dynamic process mod
S. Alabama - CHE - 452
Solution of Linear Dierential EquationsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Solution of Linear Dierential Equations1 / 15Exponential of a MatrixExponential of a MatrixThe quantity e at where a and t are scalar is an inn
S. Alabama - CHE - 452
Analysis of Linear System DynamicsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Analysis of Linear System Dynamics1 / 16Dynamics of a Linear SystemRecapA linear dynamical system in deviation form is represented as dX = AX + BU d
S. Alabama - CHE - 452
Forced Dynamics of a Linear SystemSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Forced Dynamics of a Linear System1 / 12Dynamics of a Linear SystemA linear dynamical system in deviation form is represented as dX = AX + BU dt X (0
S. Alabama - CHE - 452
Example Calculation of Forced DynamicsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Example Calculation of Forced Dynamics1/8Forced DynamicsIllustrative ExampleConsider the following system in deviation form: d dt X1 X2 = 1 0 1
S. Alabama - CHE - 452
Process OutputsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Process Outputs1/7Process OutputsDenitionVery often, we are not interested in calculating the response for the entire state vector, x (t ); we may care about only a fe
S. Alabama - CHE - 452
Interconnected SystemsSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Interconnected Systems1 / 12Interconnected SystemsLarger Systems by Connecting Sub-SystemsSo far in this course, we have done the following: Developed dynamic m
S. Alabama - CHE - 452
Dynamics of Commercial ControllersSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Dynamics of Commercial Controllers1 / 18Commercial ControllersControllerA controller is an electronic device that helps to:1regulate a process at
S. Alabama - CHE - 452
Tuning GuidelinesSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Tuning Guidelines1 / 11Tuning Commercial ControllersTwo Approaches to Dynamic AnalysisWe have considered two dierent approaches to dynamic analysis: Analytical Appro
S. Alabama - CHE - 452
ECH 452: Chemical Process Control SIMULATION PROJECT Propylene glycol is produced by the hydrolysis of propylene oxide in a CSTR. The reaction is normally conducted using excess water.H2SO4CH2-CH-CH3 + H2O OCH2-CH-CH3 OH OHA+BCThe objective of thi
S. Alabama - CHE - 452
Introduction to Process ControlSrinivas PalankiUniversity of South AlabamaSrinivas Palanki (USA)Introduction to Process Control1/5IntroductionWhat does a control system do?A control system maintains desired conditions in a physical system by adjus
S. Alabama - CHE - 452
Home AssignmentNote: All the problems below have MULTIPLE steady-state solutions. Make sure you get all of them. For example, Problem 1 has steady states (+0.781, +1.603) and (-0.781, +1.603). It is a good idea to plug in your solutions into the original
S. Alabama - CHE - 452
Home AssignmentProblem 1: Consider the following dynamic system that represents an isothermal, unsteady state CSTR: F F dCA 2 = CAin CA k1 CA dt V V dCB F 2 = CB + k1 CA k2 CB dt V dCC F = CC + k2 CB dt V F = 1, k1 = 2, k2 = 1.5, simulate the above syste
S. Alabama - CHE - 452
Home AssignmentProblem 1: Consider the following matrices: 1. A= 2. B= 3. 1 2 3 C = 4 5 7 6 3 2 4. 200 D= 5 2 0 842 5. E= 6. 2 F = 5 8 Compute the determinant for each matrix. Compute A.B , C.D, B.A, D.C and A.E . Compute C.F . Is it possible to compute
S. Alabama - CHE - 452
Home AssignmentProblem 1: Compute eAt for the following A matrices: 1. A= 2. A= 3. 1 2 3 A = 4 5 7 6 3 2 4. 200 A= 5 2 0 842 5. A= k1 0 k1 k2 12 381 3 221
S. Alabama - CHE - 452
Home AssignmentProblem 1: Consider the following dynamic system in deviation form: dX = AX + BU dt If the input U = 0, compute the unforced response for the following A matrices assuming that all elements of X (0) are equal to 1. 1. A= 2. A= 3. 1 2 3 A =
S. Alabama - CHE - 452
Home AssignmentProblem 1: An autocatalytic reaction A R takes place in a constant volume isothermal reactor. Component mass balances give the following reactor model: F dCA = (CAin CA ) kCA CR dt V dCR F = (CRin CR ) + kCA CR dt V In the above model CAin
S. Alabama - CHE - 452
Home AssignmentProblem 1: Solve the following integrals: 1.t 0tet dt2.t 0t2 et dt3.tln(t)dt14.tt.sin(t)dt05.t 0cos(2t)e3t dt1
S. Alabama - CHE - 452
Home AssignmentProblem 1: Consider the following linearized model in deviation form: dX = AX + BU dt where X= B= X1 X2 1 2 (2) (3) (1)and U is a scalar. Suppose the input undergoes the following step change: U= 0 t<0 3 t0 (4)Compute how the X vector ch
S. Alabama - CHE - 452
Interconnected SystemsProblem 1: Consider the following interconnected system:Y sp + YeSystem 1USystem 2YSuppose System 1 is modeled as: d dt U and System 2 is modeled as: d dt Y X3 X4 = A2 = C2 X3 X4 X3 X4 + B2 U (2) + D2 U X1 X2 = A1 = C1 X1 X2
S. Alabama - CHE - 452
tq (q 7 X ( $ 7 o P ( 7 3 7 A h1 C 3 $ ( h 0 q 0 A A& |)WY7XX6Y$X6qY()'&f2HlSq7g"58og"n8$)YW`(2C04(itS")"8`AYC2CgW`7XG8C8C)n eS2v2cfw_ @t@t x 0 ( Vw)r#o8$A 2Cghf h co23f0$y)Y7C(hmVx ( !r ( Spv2vStu@t@t@t hgR)4"Q7Q7R4P4P`(VV8$A A h)g6g|`0r r 2r#o2&2X8$)
S. Alabama - CHE - 452
UBC - COMM - 298
G ommerce 98 2Midterm xamination E FEBRUARY6,2008 2 PLEASE EAD HEF OLLOWING: R T1.Thise xaminationonsists f 8 p ages f q uestions lust hisc overp age.P lease heckt o p c o o c ensurehisp aper s c omplete. t i No c andidatehallb e p ermitted e nter he e
UBC - COMM - 298
UBC - COMM - 298
UBC - COMM - 298
UCLA - ECON - 1
Principles of Economics EC 1 UCLA Dr. Bresnock Fall, 2010 Quiz 6 Answers Choose the best answer to each question and mark it on your answer form. 1. The term "marginal social benefit" means (a) Benefits that are just above the margin of being zero (b) The
UCLA - ECON - 1
Principles of Economics EC 1 UCLA Dr. Bresnock Quiz 10 Answers (15 points; 1 point each question) Choose the best answer to each question and mark it on your answer form. 1. A perfectly competitive firm's supply curve is the: A) entire MC curve. B) rising
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Principles of Economics EC 1 UCLA Dr. Bresnock Quiz 7 Answers Choose the best answer to each question and mark it on your answer form. 1. When total utility is at a maximum, marginal utility is: A) rising. B) at its average value. C) at a maximum. D) zero
UCLA - ECON - 1
Principles of Economics EC 1 UCLA Dr. Bresnock Quiz 10 Answers Choose the best answer to each question and mark it on your answer form. A) is incorrect because, for a monopoly, the MR does not equal the demand curve. 1. The demand curve for a monopoly is:
University of Phoenix - BEH - 225
T hink about the last time you attended a lecture or were in a classroom. Applying the i nformation processing model, why did some things make it into your short-term memory and some things into your long-term memory? How can knowing this process increase
University of Florida - CHEM - 6153
Membrane Processes A membrane is a selective barrier that permits the separation of certain species in a fluid by combination of sieving and diffusion mechanisms Membranes can separate particles and molecules and over a wide particle size range and molecu
University of Florida - CHEM - 6153
Capillary Electrokinetic SeparationsLecture Date: April 26th, 20071 Outline Brief review of theory Capillary zone electrophoresis (CZE) Capillary gel electrophoresis (CGE) Capillary electrochromatography (CEC) Capillary isoelectric focusing (CIEF) Cap
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Capillary Electrokinetic SeparationsLecture Date: April 26th, 20071 Outline Brief review of theory Capillary zone electrophoresis (CZE) Capillary gel electrophoresis (CGE) Capillary electrochromatography (CEC) Capillary isoelectric focusing (CIEF) Cap
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BasicPrincipleofElectrophoresisEE o + U a b E ~) * Electrophoresis E * h K * + U ' + U ' + 5:1Principal of electrophoresis Electrophoresisistheprocessofmoving chargedmoleculeinsolutionbyapplyingan electricfieldacrossthemixture+Electrode + -+ +-
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Electrophoretic MethodsChemistry 543 Fall 2006 KantardjieffWhat is electrophoresis?Forced migration of charged particles (proteins, nucleic acids) in an electric field Molecule accelerates rapidly and is soon retarded by a frictional forceFfrict = -fv
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DIALYSIS and ELECTRODIALYSISMaretva Baricot Ronnie Juraske Course: Membrane Separations December, 20031DialysisWhat is dialysis?Dialysis is a membrane process where solutes (MW~<100 Da) diffuse from one side of the membrane (feed side) to the other (
University of Florida - CHEM - 6153
CE 370Membrane Processes Part 21Reverse osmosis - DefenitionIt is the process of forcing a solvent (like water) from a region of high solute (such as salts of Soudium, Potasium, etc) concentration through a membrane to a region of low solute concentra
University of Florida - CHE - 6906
Journal of Food Engineering 50 (2001) 223227www.elsevier.com/locate/jfoodengDevelopment of an air recirculating tray dryer for high moisture biological materialsShawik Das, Tapash Das, P. Srinivasa Rao *, R.K. JainFaculty of Agricultural Engineering,
University of Florida - CHE - 6906
PII: ELSEVIERSO260-8774(98)00076-4Journalof Food Engineeting31(1908) 233.-242 0 1998 Elsevier Science Limited. All rights reserved Printed in Great Britain 0260-8774198 $19.00+0.00Air-drying CharacteristicsP-N. T. Johnson*,Departmentof Plantain (Mus
University of Florida - CHE - 6906
Design parameters:length of tray = l 1m width of tray = w 0.44 m vertical distance between trays = b No. of openings thr which ai enters = n1 No. of trays = n2 12 c/s area of exhaust air outlet = ad = 6.5 cm 13 3.85E-03 m2 0.07 mOperating parameters:in
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Carbondioxideasbuildingblock Carbondioxideasbuildingblock for organicmoleculesSaurabhDas FinalYearB.Chem.Engg. I.C.T,Mumbai400019Guide:ProfessorAnandV.Patwardhan1Whyusecarbondioxide? Whyusecarbondioxide? CO2 is the cheapest C1-compound CO2 is non-poi
University of Florida - CHE - 6906
CARBON-DIOXIDE AS BUILDING BLOCK FOR ORGANIC MOLECULESA Seminar submitted to University Institute of Chemical Technology MumbaiSubmitted by Saurabh Das B. Chem. Engg. 2008-2009AVP1TABLE OF CONTENTS1.1.0 INTRODUCTION: CARBON DIOXIDE (CO2) is nontoxic
University of Florida - CHE - 6906
Eur Food Res Technol (2003) 218:6873 DOI 10.1007/s00217-003-0791-3ORIGINAL PAPERTaner Baysal Filiz Icier Seda Ersus Hasan YldzEffects of microwave and infrared drying on the quality of carrot and garlicReceived: 17 March 2003 / Revised: 18 August 2003
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Eur Food Res Technol (2006) 223: 189194 DOI 10.1007/s00217-005-0164-1ORIGINAL PAPERPreetinder Kaur Ashok Kumar Sadhna Arora Birinder Singh GhumanQuality of dried coriander leaves as affected by pretreatments and method of dryingReceived: 12 July 2005
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Ultrasonics 44 (2006) e523e527 www.elsevier.com/locate/ultrasFood drying process by power ultrasoundS. de la Fuente-Blanco *, E. Riera-Franco de Sarabia, V.M. Acosta-Aparicio, A. Blanco-Blanco, J.A. Gallego-Juarez Instituto de Acustica, CSIC, Serrano 1
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Drying Foodhttp:/spectre.ag.uiuc.edu/~vista/html/04040010/dryfood.htmlDrying FoodUniversity of Illinois at Urbana-Champaign College of Agriculture Cooperative Extension Service Circular 1227ContentsFood Drying Basics Equipment and Methods for Drying
University of Florida - CHE - 6906
t (min) 0 15 30 45 60 75 90 105t (s) 0 900 1800 2700 3600 4500 5400 6300total wt (gm) T veg 693 597 497 403 320.5 253.5 227 225.530 40 45 45 50 58 68 72wt of tray wt of veg. Wt of solids wt of moisture 169 524 54.97 469.03 169 428 54.97 373.03 169 328
University of Florida - CHE - 6906
Journal of Food Engineering 34 (1997) S-h2 0 1998 Elsevier Science Limited. All rights reserved PI1:ELSEVIER SO260-8774(97)00018-6 Printed in Great Britain 0260-8774198 $19.00+0.00Air Drying of Vegetables: Evaluation of Mass lkansfer CoefficientMarek M
UCSD - BIPN 144 - BIPN 144
J Neural Transm (1998) 105:rain-derived neurotrophic factor B 905914905Brain-derived neurotrophic factor (BDNF) protects cultured rat cerebellar granule neurons against glucose deprivation-induced apoptosisL. Tong and R. Perez-PoloDepartment of Human