The liquid is often used as a solvent and is called the universal solvent. Water Alcohol Ethanol Acetone相关知识点: 试题来源: 解析 答案:Water。“Water”是水,常被称为万能溶剂。“Alcohol”是酒精;“Ethanol”是乙醇;“Acetone”是丙酮,都不是万能溶剂。
aMany mathematicians were able to prove new results about triangles, 许多数学家能证明新的结果关于三角,[translate] aWhat‘s going on? 什么`s 去 在?[translate] aAcetone is a stronger solvent than MeCN and methanol on ODS phases, 正在翻译,请等待...[translate]...
Acetone is a common solvent that has a density of 0.7899g/mL what volume of acetoen, in mL has a mass of 34.0g?Here’s the best way to solve it. Solution Share Step 1 View the full answer Step 2 Unlock Step 3 Unlock Answer UnlockPrevious question N...
In the common usage, a solvent is a liquid that dissolves chemicals, such as solids, gases, and other liquids. Key Takeaways: Universal Solvent A universal solvent theoretically dissolves any other chemical. A true universal solvent does not exist. Water is often called the universal solvent b...
What is the density of acetone? What is a substance in chemistry? What is the molecular formula of acetone? What is solubility in physical chemistry? What is a pure substance in chemistry? The greatest solvent in the world is What is a compound in chemistry?
The following acetone boil is to remove tripolidine or chloropheneramine maleate. If there are no antihistamines present in the formula, the acetone boil is unnecessary and should not be done. Do not boil the pill mass with the solvent, or with the 3) 丙酮冲洗是赶走药片大量无极的溶剂。
Discussion Acetone-water is a successful and appropriate mixture for the extraction of phenolic compounds from E. camaldulensis . It could give better yields and enhance the biological activities of its corresponding extracts. Conclusion The accurate choice of an extraction solvent has a great ...
Autophagy modulates the degradation and recycling of intracellular materials and contributes to male gametophyte development and male fertility in plants. However, whether autophagy participates in seed development remains largely unknown. Here, we demon
(10.0 cm × 20.0 cm) was coated with silica to create a stationary phase that was roughly 0.50 mm thick and placed in a saturated chromatographic chamber with a solvent of methanol, ethyl acetate, and acetone (2.50 to 2.50 to 5.0). FT-IR: 3517.99, 3419.45, 3335.82, 3265.97 and ...
In a solution prepared by dissolving CaCl2(s) in water, what is the solute, and what is the solvent? What is the substance that does the dissolving in a solution called? a. solute b. solvent c. molality What is the freezing point of a solution made by adding 39 mL of aceton...