The substance in which the solute is dissolved is called the ___. A. solute B. solvent C. suspension D. colloid 相关知识点: 试题来源: 解析 B。solvent 是溶剂,用来溶解溶质;solute 是溶质;suspension 是悬浊液;colloid 是胶体。所以选溶剂。反馈 收藏 ...
broke into small pieces D. disappeared completely in a short time 相关知识点: 试题来源: 解析 D。本题考查对实验现象描述的理解。“dissolved quickly”表示快速溶解,也就是在短时间内完全消失。选项 A 是慢慢融化;选项 B 是快速融化,通常指固体变成液体的过程,与溶解不同;选项 C 是碎成小块。
If a substance is dissolved when heated, it may___a gas at the same time. A. give off B. give over C. give in D. give away 相关知识点: 试题来源: 解析 A 正确答案:A 解析:动词词组辨析题。give off意为“散发,释放”;give over意为“托付,交托”;give in意为“屈服,退让”;give away...
The process consists firstly in adding, to the solution, an excess of a polyelectrolyte capable of forming an ionic association with the dissolved substance which it is desired to retain, and then in bringing the solution thus obtained into contact with a material possessing ionic groups which ...
so please treasure no so prissy so quickly dissolved so refreshing so remarkably fine so she sees sex as a so she took her love so simple so smell and lack of so smile so solution providers so soon may i follow so stand for him so sudden so swift so take your pick so that direction...
colorcement colored action fringe colored dissolved org colored dream colored glasses colored mistletoe her colored paper space colored rigid pvc scr colored sculpture colored-range method coloredsatin colorframe colorfuj colorful book colorful christmas ce colorful pea mixed co colorful s330 colorful silk...
a谁想到美国 Who thinks of US[translate] a库存价值 正在翻译,请等待...[translate] amay we ask what GDS are you using 愿我们问什么GDS是您使用[translate] aWhenever possible, the substance under test needs to be dissolved to release the residual solvent. 每当可能,物质在测试之下需要被溶化发布残余...
<p>To solve the problem of finding the Van't Hoff factor (i) for substance A when it forms a complex A3 upon dissolution in solvent B, we can follow these steps:</p><p>1. <strong>Understanding the Dissolution Process</strong>: - When substance A is di
<p>To calculate the molecular weight of the substance, we can follow these steps:</p><p><strong>Step 1: Identify the given data</strong> - Mass of the solute (substance) = 1.23 g - Mass of the solvent (water) = 10 g - Boiling point elevation (ΔTb) = 100
Table 1. The arrangements of experimental design for the high shear wet granulation process. In order to avoid the introduction of additional substance, deionized water and 95% (v/v) ethanol were chosen as wetting agents because of their volatile properties. NPPs and five starch derivatives (...