... 1s22s22p63s2 C 1s22s22p63s23p1 D 1s22s22p63s1 E Tất sai 2+ Câu 42: Anion X cócấu hình electron giống R cấu hình electron nguyên tử X là: A 1s22s22p2 B 1s22s22p63s2 C 1s22s22p4 D 1s22s22p5 E Tất sai Câu ... 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 + S2- = ... electron 1s22s22p63s23p64s2 ion tạo từ X cócấu hình nh sau: A 1s22s22p63s23p64s2 B 1s22s22p63s23p6 C 1s22s22p63s23p64s24p6 D 1s22s22p63s2 E Tất sai Câu 54: Trộn 10 ml HCl 36% (d = 1,18 kg/lit) với...
... Y, Z, T theo thứ tự là: A K2CrO4; KCrO2; K2Cr2O7; Cr2(SO4)3 B KCrO2; K2Cr2O7; K2CrO4; Cr2(SO4)3 C KCrO2; K2Cr2O7; K2CrO4; CrSO4 D KCrO2; K2CrO4; K2Cr2O7; Cr2(SO4)3 Câu 49: Hiđro hoá hoàn toàn ... (b) HCl + NH4HCO3 → NH4Cl + CO2 + H2O (c) 2HCl + 2HNO3 → 2NO2 + Cl2 + 2H2O (d) 2HCl + Zn → ZnCl2 + H2 Số phản ứng HCl thể tính khử A B C D Trang 3/6 - Mã đề thi 8 52 Câu 30: Cho dung dịch chứa 6,03 ... CO2 đến dư vào dung dịch Ca(OH )2 Câu 10: Cho hợp chất sau: (a) HOCH2-CH2OH (b) HOCH2-CH2-CH2OH (c) HOCH2-CH(OH)-CH2OH (d) CH3-CH(OH)-CH2OH (e) CH3-CH2OH (f) CH3-O-CH2CH3 Các chất tác dụng với...
... Y, Z, T theo thứ tự là: A K2CrO4; KCrO2; K2Cr2O7; Cr2(SO4)3 B KCrO2; K2Cr2O7; K2CrO4; Cr2(SO4)3 C KCrO2; K2Cr2O7; K2CrO4; CrSO4 D KCrO2; K2CrO4; K2Cr2O7; Cr2(SO4)3 Câu 49: Hiđro hoá hoàn toàn ... (b) HCl + NH4HCO3 → NH4Cl + CO2 + H2O (c) 2HCl + 2HNO3 → 2NO2 + Cl2 + 2H2O (d) 2HCl + Zn → ZnCl2 + H2 Số phản ứng HCl thể tính khử A B C D Trang 3/6 - Mã đề thi 8 52 Câu 30: Cho dung dịch chứa 6,03 ... CO2 đến dư vào dung dịch Ca(OH )2 Câu 10: Cho hợp chất sau: (a) HOCH2-CH2OH (b) HOCH2-CH2-CH2OH (c) HOCH2-CH(OH)-CH2OH (d) CH3-CH(OH)-CH2OH (e) CH3-CH2OH (f) CH3-O-CH2CH3 Các chất tác dụng với...
... Bb Dd Aa ad aD ab bD Câu 25 : Cho thành tựu sau: (1) Tạo giống cà chua có gen làm chín bị bất hoạt (2) Tạo giống dâu tằm tứ bội (3) Tạo giống lúa "gạo vàng" có khả tổng hợp β - carôten hạt (4) Tạo ... trình Chuẩn (10 câu, từ câu 41 đến câu 50) Câu 41: Ở ngô, có gen không alen phân li độc lập, tác động qua lại quy định màu sắc hạt, gen có alen (A, a; B, b; R, r) Khi kiểu gen có mặt đồng thời alen ... 0,400Aa : 0 ,22 5aa D 0 ,25 0AA : 0,400Aa : 0,350aa Câu 37: Trong quần thể loài thú, xét hai lôcut: lôcut có alen A1, A2 A3; lôcut hai có alen B b Cả hai lôcut nằm đoạn không tương đồng nhiễm sắc...
... H5 322 20 10] RA644.H4H37 20 10 616.99'436—dc 22 2010003194 Additional copies of this report are available from the National Academies Press, 500 Fifth Street, N.W., Lockbox 28 5, Washington, DC 20 055; ... al., 20 01, 20 08; Hahn et al., 20 02; Maher et al., 20 06; Smyth et al., 20 00; Thorpe et al., 20 02) The prevalence of HCV infection in the incarcerated population has been reported to vary from 12% ... SOURCES: aCDC, 20 09b; bCDC, 20 09d; cLin et al., 20 07; dHagan et al., 20 06; eCDC, 20 08b; fWard, 20 08a Prevalencea,b Virus Percentage of Population Unaware of Infection Statusc,d,e TABLE 1 2 Burden of...
... Roundtable Advising the nation / Improving health 500 Fifth Street, NW Washington, DC 20 001 TEL 20 2.334 .23 52 FAX 20 2.334.14 12 www.iom.edu The Institute of Medicine serves as adviser to the nation to improve ... infants born to mothers who have hepatitis B receive a first dose of the hepatitis B vaccine within 12 hours of birth Despite the ACIP recommendation, first doses of the vaccine are being missed or ... about half of at-risk adults have received the hepatitis B vaccine, the committee recommends that additional federal and state resources be devoted to increasing hepatitis B vaccination in this population...
... to show jh 1; T 2ij C k 1k2k 2k2 for all 1; 2 S (Rn): We note that h 1; Pt2TPt2 2i ! as t ! and hence it is enough to prove Z d j dt h 1; Pt2TPt2 2idtj C k 1k2k 2k2 for all 1; 2 S (Rn) since P0 ... RtQtTPt2 2i dt j C k 1k2k 2k2 for all 1; 2 S (Rn): t Hence it is enough to show Z j h 1; RtQtTPt2 2i dt j C (k 1k2 + k 2k2) for all 1; 2 S (Rn): 2 t But Z Z i dt j j h 1; RtQtTPt t jhRt 1; QtTPt2 2ij ... 2( x)](x)k2 dt 2t R R Z Rn Z pt(x)j1 ? eihx; ij2dx = ? 2e?j jt: kLt Pt ? Pt 2( x)](x)k2 dt 2t Z = Z 2( 1 ? e?j jt)j'(tj j)j2 dt j ^2( )j2d ^ t Rn Z Z Z ? jj ^ C (1 ? e?j jt) dt + j'(tj j)j2 dt j ^2( )j2d...
... sinh thấy không cần thêm số hạng vào hai vế đẳng x + = -2 x + – = -2 – thức mà cần chuyển x = ( -2) + (-4) số hạng từ vế sang x = -6 vế với điều kiện phải Tìm số nguyên x ,biết : x – = -3 Giải ... hai đĩa cân (gọi vật c) học sinh quan sát xem cân - Lấy hai vật vừa bỏ vào khỏi có cân không ? đĩa cân - Như ta có tính chất tính chất ? Nếu a + c = b + c a =b Nếu a + c = b + c a = b Nếu a ... sinh thực ví dụ Giải a) x – = -6 - Học sinh làm ?3 x =-6 +2 x = -4 b) x – (-4) = x = + (-4) x = -3 4./ Củng cố : Củng cốphần làm tập 61 , 62 SGK trang 87 5./ Dặn dò : Về nhà học làm tập 63 , 64...
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