câu 11 đun glixerin với khso4 sinh ra hợp chất a có d a n2 2 a không tác dụng với na a có tên gọi là
nhung bai tap hay
Ngày tải lên :
20/09/2015, 06:03
... = Ag3PO4 SO 42- dd BaCl2 Ba2+ + SO 42- = BaSO4 SO 32- dd HCl 2H+ + SO 32- = SO2 + H2O SO2 + I2 + 2H2O = 2HI + H2SO4 2CO3 dd HCl CO 32- + 2H+ = CO2 + H2O CO2+Ca(OH )2 = CaCO3+2H2O 2S dd Pb(NO3 )2 Pb2 ... E A1 , A5 Câu 25 : Sau điện phân dd có môi trờng trung tính: A A2, A4 B A1 , A5 C A3 , A5 D A6 , A1 E Tất sai Câu 26 : Dung d ch sau điện phân có tính bazơ: A A2, A4 B A1 , A3 C A2 , A4 , A6 D A3 , A6 ... 1s22s22p63s23p1 D 1s22s22p63s1 E Tất sai 2+ Câu 42: Anion X có cấu hình electron giống R cấu hình electron nguyên tử X là: A 1s22s22p2 B 1s22s22p63s2 C 1s22s22p4 D 1s22s22p5 E Tất sai Câu 43: Ion X2+ có...
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Khẩu phần ăn và tình trạng thiếu máu của học sinh nữ hai trường phổ thông trung học B và C huyện Lục BÌnh, Hà Nam
Ngày tải lên :
13/03/2013, 14:19
... sống có tổ chức hợp lý”.Từ đến nay, nghiên cứu tiêu hao lượng, vai trò acid amin, vitamin, acid béo không no, vi chất dinh d ỡng…đã góp phần hình thành, phát triển khoa học mới, khoa học dinh d ỡng ... 4,7 ± 21 ,4 2, 2 ± 14,1 Lạc vừng 32, 7 ± 68 ,2 9,8 ± 22 ,6 30,7 ± 51,5 25 ,6 ± 52, 4 Rau loại 189,5 ± 104,5 155,7 ± 115 ,6 177,8 ± 111 ,5 175,4 ± 110 ,4 Quả chín 133,0 ± 1 42, 2 128 ,6 ± 118 ,3 171,8 ± 1 92, 3 ... lipid có nguồn gốc thực vật Về tỷ lệ acid béo, phần nên có 10% acid béo ch a no có nhiều nối kép, 30% acid béo no 60% acid béo ch a no có nối kép (acid oleic) [10] Năng lượng lipid cung cấp so với...
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Tài liệu Công Nghệ Thi Công Dầm Hộp Liên Tục B.T.C.T.D.Ư.L. Bằng Phương Pháp Đúc Hẫng ppt
Ngày tải lên :
20/01/2014, 23:20
... toán độ d n d i thay đổi T.Ext At Et M.E.Ext = Aa Ea M.E.Ext : độ d n d i thay đổi T.Ext : độ d n d i lý thuyết At : diện tích tao cáp lý thuyết Et : Modul đàn hồi tao cáp lý thuyết Aa : diện ... pa-lăng xích từ 1015T B-ớc 2: Lắp đặt d m ray: D ng cần cẩu đặt d m ray vào vị trí cố định xuống mặt cầu d m ngang ứng suất Các đai ốc ứng suất cần xiết chặt đủ Các nêm gỗ đáy d m ray có tác d ng ... 485.7 27 0 45 25 25 350 300 Hình Bố trí chung đà giáo thi công khối đỉnh trụ Đà GIáO K0 1 /2 HìNH CHIếU D C CầU 123 .5 22 0.5 24 2.5 1 /2 HìNH CHIếU NGANG CầU 700 /2= 350 29 .1 300 /2 660 /2 300x100 450x200...
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Tài liệu Engineering Mechanics - StaticsChapter 1Problem 1-1 Represent each of the following combinations of units in the correct SI form using an appropriate prefix: (a) m/ms (b) μkm (c) ks/mg (d) km⋅ μN Units Used: μN = 10−6N kmμkm = 109−6Gs = 10 s pptx
Ngày tải lên :
17/02/2014, 14:20
... significant figures and express each answer in SI units using an appropriate prefix: (a) a1 /b 12 (b) a2 2b23 Units Used: Mm = 10 m 11 © 20 07 R C Hibbeler Published by Pearson Education, Inc., Upper Saddle ... deg − θ ) F1 ⎞ T ⎟ ⎠ θ = 23 .8 deg 22 © 20 07 R C Hibbeler Published by Pearson Education, Inc., Upper Saddle River, NJ All rights reserved This material is protected under all copyright laws as ... = 20 N F = 50 N θ = 20 deg c = d = 28 © 20 07 R C Hibbeler Published by Pearson Education, Inc., Upper Saddle River, NJ All rights reserved This material is protected under all copyright laws as...
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Hepatitis and Liver Cancer: A National Strategy for Prevention and Control of Hepatitis B and C ppt
Ngày tải lên :
06/03/2014, 01:20
... coverage among states Additionally, there are racial and ethnic disparities in childhood vaccination rates—Asian and Pacific Islander (API), Hispanic, and African American children have lower vaccination ... Quality Acquired immunodeficiency syndrome Alanine aminotransferase Hepatitis B core antibody Hepatitis B surface antibody Hepatitis C antibody Asian and Pacific Islander Aspartate transaminase Adult ... Services Administration 20 09 The Ryan White HIV/AIDS program http://hab.hrsa.gov/about/ (accessed August 21 , 20 09) Hunt, D R., and S Saab 20 09 Viral hepatitis in incarcerated adults: A medical and public...
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Hepatitis and Liver Cancer: A National Strategy for Prevention and Control of Hepatitis B and C doc
Ngày tải lên :
06/03/2014, 01:20
... Veterans Affairs, and the National Viral Hepatitis Roundtable Copyright © National Academy of Sciences All rights reserved Hepatitis and Liver Cancer: A National Strategy for Prevention and Control ... and Quality acquired immunodeficiency syndrome alanine aminotransferase Hepatitis B core antibody Hepatitis B surface antibody Hepatitis C antibody Asian and Pacific Islander aspartate transaminase ... in 20 06 20 07), but there is variability in coverage among states Additionally, there are racial and ethnic disparities in childhood vaccination rates—Asian and Pacific Islander (API), Hispanic,...
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Hepatitis and Liver Cancer: A National Strategy for Prevention and Control of Hepatitis B and C pdf
Ngày tải lên :
22/03/2014, 17:20
... coordinate, and evaluate innovative outreach and education programs Such programs should be offered in a variety of languages and should be integrated into existing health programs that serve at-risk ... reduce alcohol use and secondary transmission, hepatitis B vaccination, and referral for or provision of medical management For pregnant women: The CDC should provide additional resources and ... are at risk for viral hepatitis can be identified Therefore, the committee recommends that federally-funded health insurance programs such as Medicare, Medicaid, and the Federal Employees Health...
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harmonic analysis and partial differential equations - b. dahlberg, c. kenig
Ngày tải lên :
31/03/2014, 15:16
... 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 ... 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 00000000000000000000000000 111 1111 1111 1111 1111 1111 111 ... 111 1111 1111 111 00000000000000 111 1111 1111 111 00000000000000 111 1111 1111 111 00000000000000 111 1111 1111 111 00000000000000 111 1111 1111 111 00000000000000 = + 111 1111 1111 111 00000000000000 111 1111 1111 111...
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QUI TẮC CHUYỂN VẾ A+B+C=D, A+B=D-C ? doc
Ngày tải lên :
18/06/2014, 13:20
... Như ta có tính chất tính chất ? Nếu a + c = b + c a =b Nếu a + c = b + c a = b Nếu a = b b =a - Đổi chỗ hai đ a cân cho tính chất ? II.- Ví d : - Từ ví d Gv hướng - Học sinh làm ? d n cho ... tính chất Nếu a = b a + c = b b sau thêm hai cân trọng lương vào + c Nếu a = b a + c = b + c hai đ a cân (gọi vật c) học sinh quan sát xem cân - Lấy hai vật v a bỏ vào khỏi có cân không ? đ a cân ... viên Học sinh - GV đặt vào hai đ a cân I - Tính chất đẳng thức vật d ng khác cho cân cân ,gọi vật d ng đ a cân a Bài ghi - Khi biến đổi đẳng thức ,ta thường áp d ng tính chất sau : - Học sinh tìm...
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22. There is only a chair ............... leg was broken. a. whose b. which c. when d. that a 23. potx
Ngày tải lên :
18/06/2014, 17:20
... Pronunciation a meat b heat c defeat d learn d a hard b bath c partner d hazard d a long b strong c obey d log c a cock b clock c slope d stop c a attention b match c sand d land a a throw ... d 12 I'm sorry being late Monday a for / on b for / in c with / on d for / at a 13 I have changed my mind and am going to Vietnam instead of China a altered my decision b decided c made ... before a said b told c spoke d asked b 28 They in London for over a span of six years a have lived b lived c has lived d has been living a 29 She accepted the job which was well-paid and had good...
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b. Was c. Had d. Have b 22. "Did Susan use to be your next-door neighbor?" "Yes, but I potx
Ngày tải lên :
18/06/2014, 17:20
... Their ancestors came from American a family members from a long time before b grandchildren and their grandchildren c parents, grandparents, and great grandparents d family members all living at ... keeping on d taking on a 24 She has …… a lot of money in her new job a gained b earned c found d done b 25 He finished the book and watched TV a read b to read c reading d reads c 26 Would you ... c greatly d wide d 38 Opening a conversation and bringing it to an end are essential parts of our …… a day language b everyday language c language everyday d language day b 39 I liked to sit...
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30. This .................. for his behavior. a. amounts b. accounts c. arrives d. approaches b pot
Ngày tải lên :
18/06/2014, 17:20
... is called c is calling d called b 28 You shouldn't eat the processed food containing artificial a additions b additives c adages d additionals b 29 The from Japan were greeted at the airport ... Pronunciation a teacher b headache c chair d cheat b a none b stone c bone d alone a a because b clause c cause d aunt d a hungry b huge c rush d bus b a peace b reaper c reader d realize d a down ... regularly d Test 44 Pronunciation a taught b thought c bought d draught d a pain b fountain c complain d explain b a large b stage c league d lounge c a cape b captain c capsule d capital a a...
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a. annoying b. arguing c. discussing d. shouting b 22. A good clock always keeps ...………. ppt
Ngày tải lên :
18/06/2014, 17:20
... to all combatants a gain b awarded c earned d deserved b 29 I to find a well-paid job but I had no luck a tried hard b tried hardly c hardly tried d hard tried a 30 I would like to invite ... b I don’t work c I won’t work d I shan’t work a 47 "What should we about this problem? " It is advisable a that to adopt a drastic measure b that a drastic measure is adopted c that a drastic ... measure be adopted d a drastic measure to be adopted c 48 The fire spread through the building quickly but everybody a was able to escape b managed to escape c could escape d both a and b are...
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210. The change from day to night results the rotation of the Earth. a. change b. to c. results d. potx
Ngày tải lên :
18/06/2014, 17:20
... frightened him > d 25 1 The young girl dreamed a dream that she was being carried away by monsters a dreamed b a dream c was being carried d by > b 25 2 It had been a long winter, but at last it was ... used c in d times > a 24 4 Mark Twain’s Adventures of Huckleberry Finn are one of America’s national treasures a are b of c national d treasures > a 24 5 In his early days as a direct, Charlie ... Generally regarded as distinct continents, Europe and Asia are simply vast geography divisions of a larger land mass a Generally b as c simply d geography >d 353 The specific gravity of the water...
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– THE GRE VERBAL SECTION – 6. b. 7. c. 8. e. 9. b. 10. a. 11. c. 12. c. 13. b. Groups doc
Ngày tải lên :
18/06/2014, 17:20
... coefficients and keep the same radical factor You may add or subtract radicals with the same radicand Example: a b + c͙b = (a + c)͙b ෆ ෆ ෆ 4͙3 + 2 3 = 6͙3 ෆ ෆ ෆ ■ Radicals cannot be combined using addition ... multiplied: even + even = even odd + odd = even odd + even = odd FACTORS AND even ϫ even = even odd ϫ odd = odd even ϫ odd = even and and and M ULTIPLES Factors are numbers that can be divided into a ... identical bases, you add the exponents Examples: 22 ϫ 24 ϫ 26 ϭ 21 2 ■ a2 ϫ a3 ϫ a5 ϭ a1 0 When dividing identical bases, you subtract the exponents Examples: 25 ᎏᎏ 23 a7 ᎏᎏ a4 = 22 = a3 Here is another...
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