LabTest1_sp04_ANS

LabTest1_sp04_ANS - ' ‘Secofid-ordei reaction: ifiA’}...

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Unformatted text preview: ' ‘Secofid-ordei reaction: ifiA’} == kt + 1/[A30 ghemi-SW - LabQ-Uiizam'w’iii Directions: Answer the following quesfions in the 593953 proviée‘d. Show all work and units to receive credit. Integrated Ra'zgfig'pations: {A} w 44: + {A33 Acids and Bases: K, &_ Kb Cofijugat‘e I ' I . Cemjugate ' Kb . H 1.. . _ Zermprder reaction: First-order reaction: luiA] ,1”— «rkt 4' iniAfg ' mic-7 - 1. What istheexpecied pH Sofa 0.25 M HCl soiuiion? 2. What is thgzeaépegtéd of 'a soiution prepared by diluting 1.00 mi. of the solution in question #1 to, a-tntal voiume of 1.00.1? - - ~ i. _ Vmiargc ' Wit-mi? ' 4-; A weak acid,f“HA”, is faunas-136342 9/5 éissociatéfi 10.3Ome'éf. saiufion andth'e solarium has a 3330:3532. The EQB—mL Solution is twp-filmed :9 189,0 5; . - . ' -- Q} A) Win the 'pz-I o£3tfi§5newsg¢3§éi¢fibe highest-£61» loweflf ' '_ F *4 w; 3.; [ms- B) Will the acid havgza 'pcrcgnt-disseciafion or a lower‘peréent dissociéfion. Explain your manning internist)!“ LeCfiafliar’s - ' k 1m: me cofixpiéxis a deefii'gxeea-_¢é1¢r.;. , (afie'ofoxism nifikéi. (f1) {f9 d 'to'h,‘ ,eymodefiagtg green solex, ‘jgtiiil Heafing'the B) DgesK grimy; err-gan ppflaflflée sdme? Nickei (11) ions react-with 0311301121116: Niz+{a§) “P CO32—(gq) '9 NiCOg_(s) K = 1 X ml? C) ysafiéfimfiqfi. is “Wadi? tagging”; cbflminifig thezggnwzexjm; wkdf wéziidfifiéfléét fa bathe. - I . - ; -. I I I . .- _. . _¢q., M4,, 5A. ., (a? _ . - 6. “The dimeriz'aiion of eye-Iiehaxadiene, C5Hg, ié befiefigd to be a concérted (one-eiementary step) reaction: 2' CGHS '9' . CEZHM A) With the data givén balow, 'detmm'nc the ordéi of the rsacfion. Provide graphiaal support. 7.'_ (20 points) Thereactz‘on ofiron (TH) and thoicyandéfollows the 1 equation befow. 12:23:09) + SCAFW ¢;> [FeNCSJVW The data to fire right is gazheredfor the [FeNC‘SW] vs. A-bsorbance. A) Make a Beer’s iaw plot of the data (follow the rules of good graphing): xix‘ _.........._.......__.._..._ .........___.._..E__._... i x l . I ~. ' '. .. :WWWLM wavelength asffie dqm- ahQVe}. -:. _ mm _ D7 “(35 ?MFe’+‘§éli2 solution. and 2.00 mi stI_wgter._ Tim-absorbancg 'ofrke solution is. mew-gred-t r. Abserbance LR?" £3 .: 13-3”?- [g-m “Egg” 3 ggjgzgfi- ~§ $3» =5 m”? WW;fifflwwm‘w‘mfig ii Emu...___.. _ ...
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LabTest1_sp04_ANS - ' ‘Secofid-ordei reaction: ifiA’}...

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