百度试题 结果1 题目Which of the following substances is soluble in water? A. Copper B. Salt C. Sand D. Oil 相关知识点: 试题来源: 解析 B。铜(Copper)不溶于水,沙子(Sand)不溶于水,油(Oil)不溶于水,盐(Salt)能溶于水。反馈 收藏 ...
3 Calcium carbonate is insoluble in water. Sodium chloride is soluble in water.Which sequence of steps is used to obtain a pure, dry sample of calcium carbonate from a mixture of calcium carbonate and aqueous sodium chloride? D A filter→ dry the residue with filter paper → wash the ...
1 Salt is soluble in water, but sand is insoluble in water. This difference allows a mixture of salt and sand to be separated using this apparatus.Step 1Step 2Step 3(a)Use words from the box to complete the sentences. Each word may be used once,more than once or not at all.beaker...
Benzene is soluble in ___. A. water B. ethanol C. many organic solvents D. none of the above 相关知识点: 试题来源: 解析 C。解析:文中提到“Benzene is insoluble in water but soluble in many organic solvents.”。 反馈 收藏
this kind of material is not soluble in water; 翻译结果3复制译文编辑译文朗读译文返回顶部 This substance is not soluble in water 翻译结果4复制译文编辑译文朗读译文返回顶部 This substance does not dissolve in the water 翻译结果5复制译文编辑译文朗读译文返回顶部 ...
Solid is soluble in water 翻译结果4复制译文编辑译文朗读译文返回顶部 正在翻译,请等待... 翻译结果5复制译文编辑译文朗读译文返回顶部 The solid dissolves in the water 相关内容 aPEO played the role of thickening agent, and elevated the viscosity of the suspension and, subsequently, prevented precipitation...
Is chalk soluble? Chalk is insoluble in water.It comprises of CaCO3 and as the Ca and Carbonate bond are very tightly bonded with each other and thus chalk remain in its crystal structure when you put in water. Why is chalk powder not soluble in water?
Is {eq}CuCl_2 {/eq} soluble or insoluble in water? Explain. Solubility:Solubility of the chemical compounds is an important property that is being studied in order to employ specific solvents for every chemical compound. The solvents play a major role in chemical relations by bringing the ...
It is a metal sulfide that, like other sulfides in its neighboring spots in the periodic table, is also only sparingly soluble in water. At room temperature, only a small amount of PbS will dissolve in water, resulting in a very low concentration of dissolved Pb2+ and S2- ions. This s...
Is pyrrole soluble in water? Pyrrole is colorless liquid, Boiling point 131°C, which rapidly turns brown on exposure to air. Its odour is like that of chIoroform. Pyrrole issparingly soluble in water but dissolves in ethanol and ether. ...