bai bao cao hoa vo co
Báo cáo hóa Vô cơ bài sợi thủy tinh
... tinh loại R (chủ yêu nhôm silicat MgO CaO v ới yêu c ầu cao v ề tính chất lý), sợi loại S (chủ yếu nhôm silicat CaO với có hàm lượng MgO cao với độ bền kéo cao) ... (cacbonat natri Na 2CO3 ), hay bồ tạt (tức cacbonat kaliK 2CO3 ) Tuy nhiên, sô đa làm cho thủy tinh bị hòa tan nước - điều người ta không mong muốn, người ta cho thêm vôi sống (ôxít canxi, CaO) hợp chất ... w, có tính kháng axit cao) , sợi thủy tinh loại C (chủ yếu alkali-lime với hàm lượng oxit boron cao) , s ợi thủy tinh loại D (chủ yếu thủy tinh borosilicate với số điện môi cao) , s ợi th ủy tinh...
- 10
- 920
- 14
Báo cáo Hóa vô cơ 2 năm 2014
... cacbonat, ZnCO3) (ban đầu người ta nhầm lẫn Cd với Zn) Cd Friedrich Strohmeyer tìm Đức năm 1817 từ số mẫu quặng không tinh khiết ZnCO3 Ông nhận thấy mẫu đặc biệt đổi màu nung nóng ZnCO3 tinh khiết ... nung Kẽm oxit khử thành kim loại carbon hay khí carbon oxit ZnO + C(cốc) Zn + CO2 ∆H=233,52 kJ/mol ZnO + CO 2Zn + CO2 ∆H=70,14kJ/mol - Quá trình đươc thực nhiệt độ nhiệt độ sôi kẽm (kẽm có nhiệt ... mạ Năm 2009 Hoa Kỳ, 55% tương đương 893 kẽm kim loại dùng để mạ - Kẽm phản ứng mạnh sắt thép dễ bị ô xy hóa bị ăn mòn hoàn toàn.Một lớp tráng bề mặt dạng ôxít carbonat (Zn5(OH)6 (CO3 )2) chất ăn...
- 15
- 483
- 0
301 bai trac nghiem hoa vo co
... d) 7,8 gam 13 Đá vôi, vôi sống, vôi có công thức là: a) CaCO3, CaO, Ca(OH)2 b) CaCO3, Ca(OH)2, CaO c) CaO, Ca(OH)2, CaCO3 d) CaO, CaCO3, Ca(OH)2 14 Tách Ag khỏi hỗn hợp Fe, Cu, Ag dùng dung dịch ... 10 Cho khí CO2 vào bình kín chứa Al(OH)3 a) Có phản ứng xảy tạo muối Al2 (CO3 )3 b) Có tạo Al2 (CO3 )3 lúc đầu, sau với CO2 có dư thu Al(HCO3)3 c) Không có phản ứng xảy d) Lúc đầu tạo Al2 (CO3 )3, không ... Hỗn hợp khí: CO – H2 c) Hỗn hợp: C – nước b) Hỗn hợp khí: CO – CO2 – H2 d) Hỗn hợp: C – O2 – N2 – H2O 146 Hỗn hợp A gồm khí: CO, CO2 H2 tạo nước tác dụng với than nóng đỏ nhiệt độ cao Cho V lít...
- 52
- 661
- 0
HỆ THỐNG LÝ THUYẾT VÀ BÀI TẬP LTDH HOA VO CO PHAN 2
... D cht BT 50 Cho cỏc phn ng sau: [HKII-07] (1) CaCO3 + H2O + CO2 Ca(HCO3)2, (2) CaO + CO2 CaCO3 CaCO3 + H2O + CO2 (3) Ca(HCO3)2 t CaO + CO (4) CaCO3 Phn ng gii thớch s hỡnh thnh thch nh hang ... (2) :CaO, (3): CaCO3 B (1): Ca(OH)2, (2):CaCO3, (3): CaO C (1): CaCO3, (2) :CaO, (3): Ca(OH)2 D (1): CaO, (2):CaCO3, (3): Ca(OH)2 BT 53 Trong dung dch cú cỏc loi ion sau: Ba2+, Mg2+,Na+, SO42-, CO3 2-, ... (4) BT 51 Khi cho NaOH tỏc dng vi dd Ba(HCO3)2 theo t l 1:1 thỡ sn phm phn ng l: A NaHCO3; Ba(OH)2 B Na 2CO3 ; BaCO3 ; H2O C NaHCO3; BaCO3; H2O D Na 2CO3 ; Ba(HCO3)2; H2O BT 52 Khỏi nim vụi sng(1),...
- 30
- 921
- 3
Bài báo cáo: Chất hữu cơ trong đất
... khoáng hóa,muối khoáng(NH3,NH4 ,CO2 ,S O4,PO4 CO2 ,H2O,calo Khoáng hóa Mùn hóa Xác hữu Quá trình mùn hóa (Vi sinh vật phân giải tổng hợp) Sản phẩm mùn hóa Và hợp chất mùn (cao phân tử màu đen) Các tiêu ... khô): Stt Loại Đạm (N%) Lân (P2O5%) Kali (K2O%) Bèo Hoa dâu 4,99 1,18 1,56 Điền 0,930,93-2,6 Muồng dài 3-4,5 1,25 2,37 0,64 2,25 3,41 1,8 Muồng hoa vàng 2,8 0,63 2,21 Đậu Mười 2,02 0,52 2,42 Đậu ... phân xanh: Thường thuộc nhóm họ đậu, có khả cố định đạm khí trời vào đất Bản thân chứa lượng đạm cao Crotalaria spp chứa 4% N; Sesbania spp chứa 3%N; Azolla - 5% N Bảng Lượng đạm không khí họ...
- 20
- 2,007
- 2
báo cáo hóa học:" Comparative study on the immunogenicity between an HLA-A24-restricted cytotoxic T-cell epitope derived from survivin and that from its splice variant survivin-2B in oral cancer patients" pot
... manuscript SI contributed to the HLA-A24-binding assay and CTL induction from PBMCs AM, AY and HH contributed to collecting patients' samples with the informed consent HH and NS contributed to ... resolved in DMSO at the concentration of mg/ml and stored at -80°C Human recombinant interleukin (IL)-2 was a kind gift from Takeda Pharmaceutical Co (Osaka, Japan) Human recombinant GM-CSF was ... Hygromycin B (0.5 mg/ml, WAKO chemicals, Osaka, Japan) or G418 (800 μg/ml, GIBCO/Invitrogen Corp., Carlsbad, CA) was continuously added to the culture medium for C1R transfectants and T2 transfectant,...
- 11
- 410
- 0
báo cáo hóa học:" Comprehensive molecular etiology analysis of nonsyndromic hearing impairment from typical areas in China" doc
... genetic testing and accurate counseling The most common molecular defects in nonsyndromic autosomal recessive deafness involve Connexin 26, a gap junction protein encoded by the GJB2 gene [3-10] ... patterns in the cochlea In addition, we identified the presence of heteromeric Cx26/Cx31 connexons by coimmunoprecipitation of mouse cochlear membrane proteins Furthermore, by cotransfection of ... identified http://www.translational-medicine.com/content/7/1/79 10 11 12 Competing interests The authors declare that they have no competing interests 13 Authors' contributions YoYu, YiYo, and DH carried...
- 12
- 511
- 0
báo cáo hóa học:" Combined intermittent hypoxia and surface muscle electrostimulation as a method to increase peripheral blood progenitor cell concentration" pot
... single-platform protocol with Perfect-Count microspheres CYT-PCM-50 (Cytognos, Salamanca, Spain) was used according to manufacturer's instructions The Perfect-Count microspheres system contains two different ... this practice has now become widespread in the sport world, and there are even several commercialized forms Hypoxia exposure has been combined with normal athletic training according to different ... Medical Inc., Plymouth, MN) The study was conducted according to the Helsinki Declaration and the experimental protocol was approved by the institutional ethics committee Blood sampling, CD34 staining...
- 6
- 426
- 0
báo cáo hóa học:" Comparison of the effects of vitamin D products in a psoriasis plaque test and a murine psoriasis xenograft model" docx
... Total Clinical Score 80 500 C D 60 CK16 (%) 400 Ki-67 (No/mm) 300 200 40 20 100 0 Total Clinical Score Total Clinical Score Correlation ointment biomarker responses and total clinical score in skin ... http://www.translational-medicine.com/content/7/1/107 Clinical rating was performed twice a week during the treatment phase assessing the Total Clinical Score (TCS) The Total Clinical Score is defined as the ... antibody at same concentration as the primary antibody Immunohistochemical evaluation The immunohistochemical stainings were assessed on an Olympus BX51 light microscope coupled to a computer equipped...
- 9
- 532
- 0
báo cáo hóa học:" Correlation between expression of p53, p21/WAF1, and MDM2 proteins and their prognostic significance in primary hepatocellular carcinoma" docx
... epithelial ovarian cancer [39,40] http://www.translational-medicine.com/content/7/1/110 Authors' contributions JPY carried out and coordinated the study, immunohistochemical examinations of tumor ... stained with DAB and counterstained with hematoxylin Serum blocking solution (Reagent A) in place of the primary antibody was used as a negative control A brown particle in nuclei was considered as ... http://www.translational-medicine.com/content/7/1/110 relation between p53 expression and the survival time of the patients (P = 0.275) Further analysis of the prognostic value of combining p21 and MDM2...
- 8
- 611
- 0
Báo cáo hóa học: " Comparison of three rapamycin dosing schedules in A/J Tsc2+/- mice and improved survival with angiogenesis inhibitor or asparaginase treatment in mice with subcutaneous tuberous sclerosis related tumors" docx
... b) Cyst Score P re-papillary Score Untreated Papillary Score Cyst Score Solid Score Rapa Pre-papillary Sc ore Untreated Papillary Score Solid Score Rapa 100% 140 120 80% % o f Total Score p er ... EDTA-containing blood collection tube, and diluted with an equal volume of sterile PBS to ensure sufficient volume for rapamycin level analysis All measured rapamycin levels were corrected according ... the total score per kidney for the A/J untreated cohorts and 2634% for the C57BL/6 untreated cohorts Solid lesions contributed 7-14% to the total score per kidney for the A/J untreated cohorts and...
- 18
- 611
- 0
Báo cáo hóa học: " Comparison of T-cell receptor repertoire restriction in blood and tumor tissue of colorectal cancer patients" docx
... http://www.translational-medicine.com/content/8/1/35 based Vβ-family quantification A similar degree of TCR restriction in colorectal carcinoma tissue in comparison to normal colon tissue contrasts with the ... http://www.translational-medicine.com/content/8/1/35 Page of Figure Statistical comparison of repertoire restriction degree measured in CD and n(F) Compared were samples from blood with tissue (both normal colon and ... expansions in colorectal cancer tissue (if they exist) compared to normal colon tissue This may differ in other compartments and/or for other tumor entities Regarding p-values comparing the different...
- 9
- 416
- 0
Báo cáo hóa học: " Correlation of pharmacodynamic activity, pharmacokinetics, and anti-product antibody responses to anti-IL-21R antibody therapeutics following IV administration to cynomolgus monkeys'''' pot
... sample volume required for the PD assay and limitations on blood volumes that could be collected from each individual cynomolgus monkey Samples for determination of anti-IL-21R serum concentrations ... vein with a dose volume of 2.5 mL/kg Blood samples (~7.0 mL) for the determination of PD activity (all three groups) were collected into tubes containing sodium citrate as the anticoagulant Blood ... Translational Medicine 2010, 8:41 http://www.translational-medicine.com/content/8/1/41 Page of 14 Table 1: In vivo study design and sample collection in male cynomolgus monkeys Group (Dose) Animal #...
- 14
- 333
- 0
Báo cáo hóa học: " Copy number and gene expression differences between African American and Caucasian American prostate cancer" docx
... distinct regions of DNA copy number gain and loss in AA versus CA tumors, a subset of which were validated in a larger, independent cohort The altered DNA copy changes were concordant with gene expression, ... number of patients with copy number gain, copy number loss or normal copy number in that region and the column representing AA and CA patients We compared the copy number changes in the 20 AA versus ... we report a high concordance between DNA copy number and gene expression in all of the 27 most significantly altered genomic regions between AA and CA prostate tumors Lower concordance rates observed...
- 9
- 372
- 0
Báo cáo hóa học: " Co-evolution of cancer microenvironment reveals distinctive patterns of gastric cancer invasion: laboratory evidence and clinical significance" pptx
... staining score of each slide was calculated by staining Peng et al Journal of Translational Medicine 2010, 8:101 http://www.translational-medicine.com/content/8/1/101 Page of 11 Figure Co- evolution ... intensity was scored as (very weak), (weak), (moderate), (intense) and (very intense) Positive rate score of cancer cells was: 0-10% was recorded as 0; 1030% was recorded as 1; 30-50% was recorded as ... was recorded as 3; > 75% were recorded as The expression of MMP9, MMP2 and type IV collagen, and macrophages infiltration in each slide were scored as the sum of intensity and positive rate scores...
- 11
- 401
- 0
Báo cáo hóa học: "Comparison of anti-CD3 and anti-CD28-coated beads with soluble anti-CD3 for expanding human T cells: Differing impact on CD8 T cell phenotype and responsiveness to restimulation" pot
... Medicine 2010, 8:104 http://www.translational-medicine.com/content/8/1/104 the T cell receptor complex (signal 1) but in the absence of additional costimulatory signals (signal 2), the resulting proliferation ... recombinant human IL-2 was purchased from PeproTech (Rocky Hill NJ) Preparation of anti-CD3/CD28 beads To prepare antibody-coated beads of varying composition, streptavidin-labeled beads were coated ... PBS/BSA, once with complete medium, and then resuspended in RPMI 1640 complete medium Antibody coating was performed as needed, but preliminary studies established that beads could be stored 4°C...
- 15
- 503
- 0
báo cáo hóa học: " Comparing the content of participation instruments using the International Classification of Functioning, Disability and Health" pdf
... and both of these were considered meaningful concepts and were linked to 'health conditions' The meaningful concept coded as 'not covered' was 'living life' and the concept considered 'not defined' ... category could not be selected, meaningful concepts coded as 'not defined' and 'not covered' were reviewed by one of the coders to determine if the meaningful concepts were similar to the content ... environmental factors) and the number of meaningful concepts which could not be linked (coded as not defined, not covered, health condition) were counted for each instrument In the analyses the third-...
- 12
- 541
- 0
báo cáo hóa học: " Conceptual adequacy of the neuropathic pain symptom inventory in six countries" pptx
... video-recorded as stated in the consent form that each participant had signed prior to the focus group The focus group guide consisted of: 1) a concept elicitation phase, and 2) face and content ... acceptable tool, even if it incorporated a scale to measure pain Conclusion The focus groups and interviews consisted of phases: 1) concept elicitation, and 2) face and content validation The information ... as the research team coded the preliminary data Initial coded material was aggregated into broader core categories and analyzed using grounded theory methods [13] For the concept elicitation sections...
- 8
- 389
- 0
Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các mục tiêu của chương trình xác định các nguyên tắc biên soạn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến tốc độ rôto n fi p2 động cơ điện không đồng bộ một pha sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25