summer final - in orAer of increasing boiling point...

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Unformatted text preview: in orAer of increasing boiling point (Highest boiling w. Lizo \ on"'- \i1i'e tf b'1' X. NH, H bond- r I Y. HzS - lousc gt b'F' Y , X , W X , W , Y C. Y,W,X D. X,Y,W E. W,X,Y Wfti.tt of the following gases CANNOT be liquefied at 50'C no matter how high the applied pressure? The T. is given in parenthesis' - . 3gO L W+X 3a3f > 155 W a n d Y W a n d X Tnl i- v,,\\ o Y andZ )Jt'*p al I iaslc>3o;|-fT\l t^t\^Airy, 't ^ ,Jh*h at 3qo 'r4n' Th" vapor pressure of a lici.uitfdepends on- -\ 4. *qr^^ ^ Qygf L the amount of liquid ry *f ffs " A the atmospheric pressure \, p/\^atu ( m"l temperature i l| @ the intermolecular forces \ I, Itr and IV tr,III and [V Itr and IV I and Itr I, II, m and IV 5: os f rn rr-1\ . _ . " Eilowing statements is coffect?- Eisoersion forces arise from the attraction of oppositely fions l-'-;;*Jton forces account for the high boiling point of water'F E- Dispersion forces are responsible for the hydration of cations in sr trraon Dispersion forces result from the instantaneous dipole generated ty the fluctuation of the electron cloud on the molecules. Compounds with greater molar masses have weaker London dispersion forces. D trf o A s"t"t.r " prepared by dissolving 17 .75 g of sulfuric acid, H2SOa, (MW = 98.078) in enough water to make 100.0 mL of solution. If the density of the solution is 1.1094 glmL, what is the mole fraction of water in the solution? A . 0 . 9 9 5 3 8 . 0 . 9 7 6 2 c . 0 . 9 9 0 8 D^0.9135 E]D.9662 (attox.t; E \"/ ' , ' , v " " ' . o I A V , \ ' tt I I . c X ' ( / / \ 6 |1Dn ( ( JS ,;( Which of the following would you expect to be SOLUBLE in ben4ene, P ob'r CoHo? U nA ' ccl4 no n--7ola' ,U-'?- u NzFI+ ' - U IIF !','s :!= 3 ( ""*,4 f i,rr-oo^ -*'rlCn-foia'( n i,1 ,lt l)eu*, ,r-fi,l'"1, an) Y. Y . @ A . l.z ' what is the freezing point of a solution prepared by dissolving 1.50 g of naphthalene, ClsHB,i\ 20.0 g of benzene? The freezing point of pure benzen 5.50'C, and Krl5.12Tor benzene. A. 3.oo "c l) ,. '\ L 6)z.so "c t rl u {.z.oo"c r { rr \ Drso"c /(ttfruA,oi )-a{__ t B ,./ \ r 5 fu,* r*oin*1mt;c- of a weak aclo nas un os-motic pressure of 3'70 atm' bf the acid? ( r;;T'r,^"utl**')r ft n[^t tr,r-,Pi h. Elt.t ottatlie atffactions B. l,attice energy C. EnergY of solution D. Electrostatic rePulsions E. Kinetic EnergY thanol is 303 Torr and the vaPor pressure or pure p-"p;i il 44.6 ror:.' A ':llti:l :liT'-".t"Y,:*'.T1",": t' ;fiil;"d;;;;1" fraction of methanol in the vapor phase is 0.500 at :f : f. The mole fraction of methanol in the solution is r reaction for which [A]o = 0.0500 M and tBl is 1'20 x l0-2 after 100 seconds?...
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summer final - in orAer of increasing boiling point...

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