... CH3-CH(OH)-CHO; CH3COOCH3 B C2 H5COOH; CH3-CH(OH)-CHO; CH3-COCH2OH C C2H5COOH; HO-CH2-CH2-CHO; CH3-COCH2OH D HCOOCH2CH3; HO-CH2-CH2-CHO; CH3-COCH2OH C u 40 Chất A < /b> t cd ng với axit HNO3 đc thu ... A < /b> 53 5< /b> ,5 kg B 52 6 ,4 kg C 47 2, 82 kg D 59 5, 74 kg C u 30< /b> Để thu butanol -2, ta hiđrat hố hiđrocacbon cc ng th c cấu tạo: A < /b> CH2 = C( CH3 )2 (3)< /b> BC (1) (2) C CH3 – CH = CH – CH3 (2) D CH2 = CH – CH2 ... 0 ,44 gam C ng th c phân tử A < /b> C6 H6 C3 H6 C2 H4 D C4 H4 C u 26 D n khí H2S vào dung d ch ch a < /b> chất tan FeCl3, AlCl3, CuCl2, NH4Cl, thu kết t a < /b> X X ch a < /b> A CuS B FeS, CuS C CuS, S D FeS, Al2S3, CuS C u...
... next week a < /b> be torn up b be edited c be published d be revised c 38< /b> B comes A < /b> and C in the English alphabet a < /b> between b among c for d with a < /b> 39< /b> After lunch, Mary cleared the table a < /b> cleaned ... burglar from entering the house a < /b> alarmed b prevented c attacked d frightened b 43 < /b> She said that she a < /b> had already the film seen b the film had already seen c had seen already the film d had ... b year c bear d near ca < /b> leap b cheap c pear d peach ca < /b> mother b bottle c some d nothing ba < /b> sparrow b pardon c remark d party a < /b> a employ b empower c embassy d emerge c Find the mistakes...
... before he can walk a < /b> creep b crawl c stride d stroll b Test 43 < /b> Pronunciation a < /b> teacher b headache c chair d cheat ba < /b> none b stone c bone d alone a < /b> a because b clause c cause d aunt da < /b> hungry ... attacked d frightened b 43 < /b> She said that she a < /b> had already the film seen b the film had already seen c had seen already the film d had seen the film already d 44 Extensive tests have been ... value b fluent c fuel d due ba < /b> neither b either c height d leisure da < /b> measure b pleasure c feather d mean da < /b> issue b influence c pursue d statue ba < /b> bear b hear c fear d dear a < /b> Find the mistakes...
... problem? " It is advisable a < /b> that to adopt a < /b> drastic measure b that a < /b> drastic measure is adopted c that a < /b> drastic measure be adopted da < /b> drastic measure to be adopted c 48 The fire spread through ... hotel? a < /b> arrive at b arrive in c get to d both a < /b> and c are correct d 41 I wonder who ate all the cheese yesterday It have been Ann because she was out all day a < /b> can't b must c could d needn't ... a < /b> depend b dependable c dependent d independent b 15 The police are looking for a < /b> man of height a < /b> medium b extra c tall d special a < /b> 16 English is a < /b> easy language for Swedes to learn a...
... the football match a < /b> Now that b arrived c can see d of > b 33< /b> 6 We believe that she already feels very badly about her mistake a < /b> already feels b badly c about d mistake > b 33< /b> 7 I didn’t see ... monsters a < /b> dreamed ba < /b> dream c was being carried d by > b 25 2 It had been a < /b> long winter, but at last it was nearly across a < /b> had been b but c nearly d across > d2 53 < /b> We can think of no reason about ... Since infection can cause both fever as well as pain, it is a < /b> good idea to check a < /b> patient's temperature a < /b> Since b can cause c as well as d to check > c 39< /b> 7 Schizophrenia, a < /b> behavioral disorder...
... outside their social class B Men made almost all decisions inside the family C Marriage used to be a < /b> deal between two families D The wedding date was decided by the fathers Question 41 The word "bridegroom" ... Question 11 Jack’s father bought him a(< /b> n) bike as a < /b> birthday gift A < /b> blue Japanese expensive B expensive Japanese blue C Japanese expensive blue D expensive blue Japanese Question 12 The harder ... children's marriage C Marriage practices in modern society D The practice of arranged marriage Question 37< /b> The word "it" in paragraph refers to A < /b> marriage Ba < /b> choice C society D the average...
... Timgiasuhanoi.com - Trung tâm Gia sư Hà Nội - 0987 10 9 59 1 36< /b> 758 9 + 54 1 708; 647 2 53 < /b> - 28 5 749 ; 43 5 x 2 53 ;< /b> 1 34 98 : 32 *Bt2: Tính c ch thuận tiện nhất: 9 21 + 898 + 20 79; 36< /b> x 25 x 4; 21 5 x 869 + 21 5 x 14 ; ... diện tích; thời gian): *Bt1: Tính: a < /b> 18 kg +26 kg; 648 g-75g; 1 35 x 48 ; 768 kg:6 b 760dm2 + 98 dm2; 25 7m2 x 60; 19 84 km2 :4; 18 76 km2 – 19 5km2 c 49 5 giây + 60 giây; 1 84 phút x 8; - 15 phút Timgiasuhanoi.com ... tính chu vi, diện tích) *Bt1: Một HBH cc nh đáy 25 cm, chiều cao 9cm Tính diện tích HBH *Bt2: Một HBH c diện tích 54 cm2, biết c nh đáy cm Tính chiều cao HBH d Ơn tập hình thoi (đ c điểm diện...
... tích, chữ, hình h c ) Ví d : X cd nh d ng đa < /b> hình Châu Phi đồ : ( hình 26 .1/ SGK Đa < /b> lí 7) HS da < /b> vào thang màu: + D y núi trẻ t-lát nằm r a < /b> ph a < /b> B c, d y Đrêkenbec nằm r a < /b> ph a < /b> Đông Nam ( c ... thư c tỉ lệ đo tr c tiếp khoảng c ch đồ đc trò số Ví d : + Da < /b> vào tỉ lệ số :Mộât đồ c tỉ lệ 1 :20 0 000 Vậy khoảng c ch AB đồ 5cm tương ứng th c tế Km ? 5cm x 20 0 000 = 10 00 000 cm = 10 Km + Da < /b> ... phân b ( ph a < /b> Bc chủ yếu sơn nguyên xen b n đa < /b> thấp; Ph a < /b> Nam & Đông Nam nâng lên mạnh mẽvới khối núi & sơn nguyên cao; đồng b ngchiếm diện tích nhỏ ven biển) Đc điểm b t: đa < /b> hình chiếm ưu cao...
... x : = ? A < /b> 40 : = 20 B x = 20 - C x = 40 b) 24 : x = ? A < /b> 24 : = B x = 16 C 26 : = B i 2: Điền d u >, =, < vào chỗ chấm: a < /b> 10 0cm + 20 cm 1m b 12 + x 76 c 30< /b> m : 6+ .2m d 2kg .900g B i 3:< /b> Điền số ... Từng c p đổi chéo để KT xét b sung a/< /b> 12 ; 18 ; 24 ; 30< /b> ; 36< /b> ; 42 ; 48 c) C ng c - D n d : b/ 18 ; 21 ; 24 ; 27 ; 30< /b> ; 33< /b> ; 36< /b> * Nhận xét đánh giá tiết h c - Vài h c sinh nh c lại nội dung - D n ... đúng, th c phép tính tìm số cc 32 cc Đáp số 2, 5 điểm - B i 4: c u a:< /b> 1 ,5 điểm c u b: 0 ,5 điểm A < /b> C b) Đường gấp kh c ABCD c độ d i mét? - Yêu c u HS đc kĩ đề làm KT - Thu nhà chấm, ch a < /b> b ng...
... earlier [17 ] The NWs were grown on 50 0 p-type (boron doped, 5 10 X-cm) Si \11 1[ wafers A < /b> B- doped (B concentration *10 18 cm -3)< /b> Si buffer layer was grown first on a < /b> RCA-cleaned wafer at 52 5C in order ... volt) were used 1 23 < /b> 24 6 Nanoscale Res Lett (20 10 ) 5 :2 43 < /b> 24 6 Table Details containing the dimensions, the measured ON/OFF current ratios, and ideality factors of the NWs whose I–V curves are shown ... surface state density of 1.1 10 10 cm -2 [ 13 ]< /b> These surface states are in direct contact with the p–n junction Therefore we think that surface recombination is indeed playing a < /b> major role in the current...
... ba < /b> medium size ca < /b> small size da < /b> big size > c1 13 < /b> Excuse me! you speak English? a < /b> Does b Are c Do d Is > c1 14 you need, Annette? a < /b> What b When c Where d Which > a < /b> 1 15 Mary me the ... pen? a < /b> the ba < /b> c an d any > a < /b> 1 35 Kate and Mary are going to cinema a < /b> the ba < /b> c an d no article > a < /b> 13 6< /b> My parents are always at home on Sundays a < /b> the ba < /b> c an d no article > d 13 7< /b> What's ... Pike dinner at the moment a < /b> is having b are having c are eating db & c are correct > d1 43 < /b> He eggs, bread and butter a < /b> is wanting b doesn't want c want d didn't want > b 14 4 What time he...
... Màu s c Nhiệt độ nóng chảy Nhiệt độ sơi 1/ Lí tính : F 2s22p5 0,0 64 0, 13 6< /b> 15 9 3.< /b> 98 Khí L c nhạt 21 9 18 8 Cl 17 3s23p5 0,089 0 ,18 12 43 < /b> 3 ,16 Khí Vàng l c 10 1 34 Br 35 4s24p5 0 ,1 14 0 ,19 6 1 92 2,96 ... đỏ –7 ,3 < /b> 59 I 53 < /b> 5s25p5 0, 13 3< /b> 0 ,22 0 15 1 2, 66 Rắn Đen tím 1 13 < /b> 1 85 Flo khơng tan nư c phân hủy nư c mạnh Cc halogen lại tan nư c , tan nhiều dung mơi hữu ® Gv Ung Thanh Hải hướng d n 2/ H a < /b> tính ... hình electron c u tạo phân tử : 1/ C u hình electron : Lớp electron ngồi ngun tử halogen c electron ⇒ c u hình electron lớp ns2 np5 ns2 np5 Ở trạng thái , nguyên tử halogen c electron đc thân...
... dùng và là nhà bán lẻ tốt nhất làm hài lòng quý khách hàng ( Become the reference be the best retailer to satisfy our customer) Một số chỉ tiêu tài chính bản: Tổng doanh thu: ... 8h30 -22 h30 Big C An L cĐa < /b> chỉ: 1 23 1 Qu c lộ 1A,< /b> Khu phố 5, B nh Trị Đơng B, B nh Tân, TP.HCM (gần vòng xoay An L c) Điện thoại: 08 -38< /b> 77 0670 Fax: 08 -38< /b> 77 0680 Giờ mở c a:< /b> 8h30 - 21 h30 Đa < /b> chỉ: 7 92 ... khách hàng Vì vậy Big C đươ c a< /b> nh giá có sự cạnh tranh khá cao so với ca c doanh nghiệp kha c nghành Thang điểm a< /b> nh giá: 7 /10 e do a < /b> ca c sản phẩm thay thế:; Trong năm lực...