C. C]I].OFI" CHrCI]]CỊI2OI] D C]]I5OI] CIIrC]JOI,I-CIIỊ
(lliụltl: C'ho h6n hcr pA
-eorl N4g vr\ Ire vr\o dung clich Cu(NOr): saLr lihi chc phiin rrng r:i1,ra hoan toan thu cltnrc chat rin I3 r'i clLrng clich ('chtia I nrLroị C'iu nao sau dav chúr chfnh xiic'.)
,. IVg cli phirn irng hCt va l;r- cirng cri thO cti phiin inrg hOr
I|. \4g r,i Cu(NO:)3 deu di phAn rlrng h€t
C. DLrng dich C chua hai nruoi la N4g(NOr): r,a lie(NO;)1
I). ClhAl rirr IJ chfra hai kinr loai
Cf,u 49: l'i6n hanh oxi ltoa C garir luou dcrn clrúc X bang 02 1(iụ t(' ) dLlcrc h6n hop chAt long ỵ Chia y
thanh 2 phan bdng nhau:
- Phin I: Cho tilc dung vcti Na dLr thu ducrc 0.56 lit I-12 idktc).
- Phdn II: Cho tiic dung r,cii dutrg dich A-eNOr trong NI-lt (tlu) tlii thu dúoc 8.64 gant Ag. Cong thúc cAu tao cua ruou va hieu suat phan ung oxi h6a rucyu la
Ạ CFÍ:CH-CH)OH.75' .c. cHrcH2ct.troFl. 80%. c. cHrcH2ct.troFl. 80%. lị 14; ,' (2; -- 1l ) .-' (i ) I). (2) ,> (l ) ;' (i) > (.1) I]. CH:CFIzOtI,60%. D. CIJ;CÍtzCH2OH. 4o%.
CAu 50: l'rdn CuO voi I oxit kim loai hoa tri (ll) theo ti l€ mol I : 2 duoc h5n ho-p A . Cho khi Hz du di qua 2.4 gam A- nung nong dutrc h6n hcrp rin B . Ee hoa tan h6t B cin dung dung dich, chua 0.1 mol HNOr (NO ld szin ph6rn khu duv nhal). M la
Ạ Cạ B. Cr-r c.Mg D. Pb
Ciu 5l: Pin clien hoa I\'l-X c6,sr-rdt cliin c10ng chuin ln) Ir0,: pin clicn hofi ('r-r-X c6 suAl c10' ch'An la
l.l0V: pin di€n hoi I\4-Cr-r cti su6l dicn cl6ng chuan li t)..t6\/. Vil gia iri cua L-"r lii Ạ l._56V. B. 0.64V. c. 0,7uv. D. 0.1 r3v.
ciiu 52: chdt htu co X clóch[rc rnach hd c6 cong.lhtp phin 1r-r lii c--41-11,()2. I]i6r X rdc dung'o,i NaoFI nlrrrng kh6ng taic clung vcii NallCOr. 56 CTC'f co the co cua X ld
Ạ ,5. B.3 c.6 I). 4.
vd glýxin la
t). 4
Cif,u 54: D0 cJi0u ch6 cltttrc 10.8 garn Ag tir AglS bin-u phúonl phap rhli lg1,cn rhi nggoi ta cAn sụdung Itxrng hoa chlit la
Ạ 6.5 qam Zn vA 0.4 rnol KCN I1. 3.2-5 gatn'./,rt vi\ 0.1 nrol KCr,.
c.6..5 garn Zn va 0.2 nrol KCN. D. 3.25 sanr Zn
'i) ().4 rnol K('N.
C'iiu 55: Xel catr bang hrrri ht.rc 1'1111 , + Cl:(k) = (l(X'l:(li) K .4 rn6l-rl-r
'l'ai l0 (C'). khi c'itt birtg la cti: nrirrg ilo ('o Ii 0.l0nrol/1. ('l- la ().j()nrol lrlri rrrirrg tl0 cijn lrág cua
COCI2 o- nhiOt d6 10 ((') l,r
Ạ 0.024 rnol/Ị 11.0.24 tnol/l C.2.4 mol/Ị I). 0.0024 nrol/l
('jiu 56: Ngut)r ta cti thc seii\g bing dung dich mr-roi irn Nắ1. chanu 6a1 15rL 5oa clua 1uoị rau s6ng tlLttrc nglitn trong clung clich NaCl)Lr I0 I 5 phut. Khi ning cliet t1p1g .u, ,iung 6ich Nắl la clo
Ạ clLrng dich Năll cti the tatr t'it iott (.1 d|c. Iị clung clich N1('l-cti th[ tag r.a isn (]l c(i linh khụ
('. clung diclr Nắl cri vi nrirn. chiit l). r i khuan ch0t r i bi rlit nuric do thirn 1hAụ ('iiu 57: I)ii1'g6rn cdc chit clCrr plxrn rrng rirri phcrrol lii
Ạ clung dich Năll. clLrng clich NaOII, kinr loai Nạ
l]. nrrdc bronr. andeliit aretic. dung dich NallUOr. ('. nutic brorn" anhiclrit lrctic. clLrns dich NaOIl. l). ntxic bronr. axit axctie . dung dich NaOll.
(':iu 5ll: Cho c/rc clung ciich: Nllrl NaOII: ll('l: /.r'/('12 r,i K(lN. So clung clich cti rhC hoi\ larr c1rr<rcZn(OII)2 k\ Zn(OII)2 k\
Ạ ị tl. -5 c..1.
cau 53: 56 dipeptit r.i da co rh0 tao ra ru nrol hin hop g.r' aranin
Ạ3 B. I c.2