It is soluble in ethanol (95%)and in acetone, soluble in diethyl ether, and _ soluble in water. A. gently; largely B. largely; heavily C. heavily; freely D. freely; slightly 相关知识点: 试题来源: 解析 D 本题考查虚拟语气,句子表达的是对过去情况的假设,即“如果他有更多时间,他本可...
百度试题 结果1 题目It is soluble in ethanol (95%)and in acetone, soluble in diethyl ether, and _ soluble in water. A. gently; largely B. largely; heavily C. heavily; freely D. freely; slightly相关知识点: 试题来源: 解析 D 反馈 收藏 ...
aRegorafenib is practically insoluble in water, slightly soluble in acetonitrile, methanol, ethanol, and ethyl acetate and sparingly soluble in acetone. Regorafenib是实际不能溶解的在水,轻微地可溶物在乙腈,甲醇、对氨基苯甲酸二和乙酸乙酯和稀少可溶物中在丙酮。[translate]...
Ibuprofen is (±)-2-(p-isobutylphenyl)propionic acid. Its chemical formula is C13H18O2and molecular weight is 206.28. Ibuprofen is a white powder that is very slightly soluble in water ( < 1 mg/mL) and readily soluble in organic solvents such as ethanol and acetone. Its structural formula...
Explain why some ionic compounds are soluble in water. Explain why the solution used for intravenous (IV) drips is a 0.9% (w/v) NaCl solution in H2O. Why would a 1 M solution of MgSO4 have greater conductivity than a 1 M solution of NaCl when dissolved in water, and would it be ...
process for preparing soluble with pyroxylin, a product that is less flammable than is soluble in acetone, alcohol and etherPASCAL MARION
The problem with herbal drugs is that they are poorly soluble in water leading to reduced bioavailability and escalated systemic clearance27,28. The other problem is the physical and chemical stability of the phytochemicals2729,30,31,32. Liposomes have been in use to improve the bioavailability of...
For immunofluorescence microscopy, cells grown on glass slides, transfected with the appropriate plasmids, were fixed in 4% (wt/vol) paraformaldehyde in PBS for 5 min and permeabilized in acetone at − 20 °C for 10 min, or in cold methanol for 10 min. HPV18 E1^E4 was detected using ...
aRegorafenib is a monohydrate and it has a molecular formula C21H15ClF4N4O3 • H2O and a molecular weight of 500.83. Regorafenib is practically insoluble in water, slightly soluble in acetonitrile, methanol, ethanol, and ethyl acetate and sparingly soluble in acetone. 正在翻译,请等待...[transl...
rosetta is induced by large (> 50kD), water-soluble factors present in V. fischeri conditioned media (VFCM). To identify the source of the aphrodisiac activity, proteins were precipitated from VFCM (AP 50%–65%) and separated by size exclusion (SEC) and anion exchange (AEX) chromatography...