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TRYO'NG -l"IJPT CHUYTru XiIr'ru
D + [-l'So4 lo0?o
ll -J' C
clrurg clich D :BtQxI 3* p
1
6ian lam bdi, 1zo phirt_
LAn thi thu nhAt - Ngdry ZO tf,ang 03 nim 2011 Cau I: C-'ho so c10 chr-rvdn h6a sau:
1, Viet cdc pl-rirong trinh phdn iLng xAy ra
2' LAy,6,76 g.am-C hoa tan vAo nuoc <ltr<;c 200m1 dLrng clioh t- CiL 10mi clr,rng dich F trLrng hda vLi'a h€t voi l6nrl durng dich Naol-i 0,5M vi6t c6ng thfrc cira c.
cdu II: FIoa tan horin toan: gut h5n hop gom ddng vd bac vao 50rnl clulg clich IIrSO,r (d=1,84g/ml) thLr duoc dung dich G trong d6 lr-rgng FI2so4 cdn cir,r aangoi,+io tJr-ong uun'JA,,' Chcr ti| tu dr-rng dich Ci vdo la7,24ml nuoc cAt thi vua du tao ra 200 gam clung clich [ XAc c]irrlr nong r1o phAn tram cLra nrdi chAt trong dung clich L v 'ql'r \rL'tt6
Ciu IFI:.Cho mOt thanh sit va m6t thanh kOrl vdo c6c chLla l50nrl cir-rng dich CuSOr SaLr r.irt rSoi
gian, IAy hai thanh l<im ioqi ra khoi cdc, thu duoc clr:ng clich Vi trong doiong oa,-,.,ut'.u","r,j'',,r"-'
gAp 2,5 lAn cira mr"r6l B6t Th€m dung c'lich NaOFi clu' vdo or-rng cliih M, lq"c ia, liO,',r^, ;:'#;
lgoui.khdng \nj otin khoi tuong khong doi, thu duoc 20 gam.cn7t "1n N 'Ch; dlng khf l,{2 cli qua N
dot nong tcvi khi phdrn irng hoan todrn, thu ch-roc 15,84 gam chAt ran p Tirn n6*g d6 rnol/liicLra rlLrng
dich cLrSoq barr dAr-r va sd garrr c16ng bdm tr€n mdi thinh l<irn loai
Ciu IV: Hqp chAt hiru co Q mach ho'cd ti kh6i hcvi so voi l{iclro bi-ng 7g, uhi co m6t loai nJrd'r
chirc Khi a ph1'l Lrng voi clr,rng clich NaQI'I.]?o r^ mQr nruoi va hdn"hap hai-unr,it v3,;;,,;
thirc cAu tao moi hop chAt thoa mdn c6o tinh chdt cua e.
au."
l:t Yl:1i, hiLu coX (chira cacbon, hiciro, oxi) co kh6i lu,ong nrol.bing 90 galr trong c16
oxi clii0nr 53,33o/o theo.kh6i-lu'Q.ng.Hoa tan X vdo m6t clLrng,.r.,biT.o, roi c1,Ta o,rng ciich tha'h
hai phan bang nhaLr PhAn rn6t phair irng
191 voi Narico3 tabla v iit ichi phA' hai piran Lr.ng h€L
Vcii Na tao ra 0.5V tit khi (do trong cung cli€\kien) ChAt X co th6 dLroc didu ch0 theo so cl0iau,
y r 2 ' Fr:so'9-l- x, -:$grr't-Xz -jil x
Vtii Y, Z',X),X2 ld cdpch6t hirr-r co, kh6i lLLong rnol cua Y, Zd€u nSo hon cira X I-ldy xac cli'h
Utc() s0 0() lfcn
+ Br:, FllQ
Mg 24; l:'s.= 56; CLr = 64; 1p , 1r5
Trang 21, :, , ,,;,.l.t'oifJtlilfilJ.ll-:tr,T-H{-r c*rr.rir,,; no.*ianr 20rr _rin r}rrj
r
.JFr\,; I li0, "
," r,r\ ^ ] -) I Fe, r_) r- g Ij i-1,
rr:(' i- li.:lO, _' -r ll
SO rrS() " l.iit- '- r.); .-: li{,
'll.:,{-), * Ba{olJ,,,. .r'-ti,s,rl,
" :tjji) \rl', tir -r-: ,- -,:1.r6- ,_ ii.sr-;.
i.iiiii;'li',f'.".,,.1111,1' *-1, ; ,n,i,l' rirso" ifraoir
vay khiii lusng oleurn ban ol',r ,rr .,rl,rlt _ - '"^.,.,'- "l'
,,'l-
Kr]or luQrlg drrrrg .lich C * 200 * lAl ,24 * U:,;O g.ar'
Ap dtrng dlrrh lugt b)o rodrr ra cO: f lg-t<;,rr i,;;, - i,,, nr., ir.l,j6a *-i.lg,J,Jr.r , krq \:,J
s11) ra khoi lLrqrrg SO3 = 3 *,;"1 q,-7i )' li:,1,\gr,,,, v6,r
ro,1*, v)2 rao ra la i,,.ls,nc;
\eu ger so nrrri cua Cu vii Ag l.1rr Iu j"l Ii ,o ,.A .v io,co f.ni, i"o,rg,i,an,lar',, (4.< - {rj,, =, "
rliai lr€raclrrg(:r*0.03 uillv=0,i, t6;nol sLrr: *+0,5! -0,01s '
r
Vi luqng H2SO, cc,n lqi
,i.rrg s6 i:ring
7,69"0
'rQ'.e
ban diri suy ra kirrSi t'",rng ttrsor crr tr.*g o ,n, LEgaqu u-tzii':r::';;:".
faV.tron$ L, cdr: l.lrti0a ($J,,tqnirii:_{.,r.rSC, (4.ligam); AgrSfir (2,04garn)^
Tir,Jo tinh drrpc c% cfra rric i;ri,, rlrrln_'qbg,9%l; c_sbr ts,i,xi; *ersoo e,zo,4).
l;f;- 11t,^9,i pl'ru'orrg trinl"r pi-riirn ir.ng xat,,, ;s;
':lri l'eS*.r "! cusor **-r i"lNa'l-i **-+t"e(O'i): Znso,r "r r:i'j- J, .r NarSOq CuSOa Fe + cusor -,*) ,r_ 2li?t"1 F.eS{_\ .f cur
*_-_) Cu({)}_l.yi J ." Na.r$',
lnscr + lNaol-l ***r zrr(oLll: I +' hta:$u d z'(oH)2 + rNat)H :.; -'
N*2/iro3 + ) iir{:i
ai:e(OFi): Fe:Or + + 31"{, Or -,.r*r -i } 2Fe+3lJr0 l}:"e;Crr + q l".tr0t cu* * Cu(CI-l)2 H: ._t -_-r _r*"1,, -) Ctu0 r_ H,Cf ,*rlrc,
tr"lu ggi x la s6 mol Feso*iu *iltr-, ttri s6 nrol
znso,r la 2,5x; sd rn,:r cu lriim
"ao tru,rt, sar h x v,d sri rnor cr.i
i'rm v*'thanh kdrn s€ ii 2.5,r" sn riloi ci'duo rJu co trorig rr,4 iJy :i, .a"
prrur:rrg rrirrrr prri, uns
'err ra cc:
' r'1i lust)g chdr r6n N = kh<ji t,,q,,r,ti*r0, i Il*, lirq.ng CuO * Lr,s^.1o0 , ligy - r6
i.lroi lL(rng chdt r6n p = kh$i i,no,,gir*.n-i i.,6i iufrnii,;;.;;;* * i*y _ ,s,go.
L, :ii lig,tl dirgc x E 0,02 vd y * 0,;;.
''"i} kitoi iuorrg cu bam vriio sir ld; 64.0,0? -'tr,1{
sam.vl khtii lu,g,g-c, bd'i vdro k6m la: 64.p,r,i:, 2.5 *,_},?, ganr
i -rrg s6 rnol cuso, bandd* ta: x + r,sic'io^,,i m,rr[ocilso ou*o,oz + ri,05 + 0,23 * 0.-rrrio{
S r rn rrirrg ct6 cLra CuSoo bu; jj, ri'lrrt "
Ciu lV; Cdng thfic cAu rao c6c l:op chAr rhoa mfrtr tfnh chdt cira e:
' (-'()c)Ct-r"cHr l,ooa,,.-*.a=,an i.,a,,-n,,_(.rJ,- _c-r.H
i'.)o*cil"1
q-t.*llffifr
fttu
coo*-c"H: 1'.|i1
cooCt{"-*c aj(lri
criu ;irr y' v: lii cdng thi'c phin rucira X Ct^ljCrH r,'d cira Z ld HO CI{2"rbOOn.rd c:r.{oor vi c6rrg rhtrc sdu rao eia chdt X phu ligp r.1 cH:*o*cr"tr1*coohr;
Jdr piirrorrg trinlr ph*n {,nq;Al ra:
-it'- ii:o{-l + Ho-cH:{gg;1 *.liru,t*+ cH]*o*cr,rr cooci{: r 2}-rro
c"r'*c-c[1'"-cooct{i + NaofJ *i*-r cr{:r*o-cH]*cooNa + ctiror-{
C.*,*O*fjH,-cOONa r t{Ct -*+ Cl{3*O-{ll2*COOH + NaCt
-, )()ct-i* c'= ct-l
,
L f l1
COO*_CH.
I
c00c].,rr*cEC*cHr