Is salt water a mixture? Saltwater isa homogeneous mixture, or a solution. Soil is composed of small pieces of a variety of materials, so it is a heterogeneous mixture. Water is a substance; more specifically, because water is composed of hydrogen and oxygen, it is a compound. Oxygen, a ...
Economically, why is it better to preserve fresh water? Why is the product of saponification a salt? How does salt affect the freezing point of water? Why is saltwater a homogeneous mixture? Why is the water table important? What is the purpose of carbon sequestration?
Why does salt crystallize? Why do gases diffuse? Explain why hydration is so important. Why do solutes dissolve in solvents? Why is water such a good solvent? Describe how air is a homogeneous mixture Why are amorphous solids called supercooled liquids?
In the lecture, the professor gives examples of homogeneous and heterogeneous mixtures. For each mixture below, indicate which kind it is. Click in the correct box for each phrase HomogeneousHeterogeneous Dirty water Salt water Smoke Soil 显示答案 进入答题 问题反馈收藏题目 题目详解 题目讨论 ...
While a saline solution is simply salt (the solute) dissolved in water (the solvent), air contains many gases. The solutes in air include oxygen, carbon dioxide, and water vapor. The solvent in the air is nitrogen. Typically, the particle size of the solute in a homogeneous mixture is ...
Mixtures Definition - A mixture contains two or more elements or compounds that are not chemically combined together. To learn about Homogeneous and Heterogeneous mixtures click here.
2.In the lecture, the professor gives examples of homogeneous and heterogeneous mixtures. For each mixture below, indicate which kind it is. Homogeneous Heterogeneous Dirty water Salt water Smoke Soil 你的答案: 正确答案:BABB 题目解析: 后才能查看题目解析,还没有账号?马上注册 ...
vinegar is a homogeneous mixture of ethanoic acid and water. Heterogeneous Mixtures - the (two or more) substances that form the mixture are not evenly distributed throughout the mixture, e.g. oil and water. Solutions - special type of homogeneous mixtures in which one substance (called the ...
A true solution is a homogeneous mixture of solute and solvent. Chalk powder in water is aheterogeneous mixture. Compare solubility of salt, sugar and chalk | Solutions | Chemistry 22 related questions found Is chalk soluble? Chalk is insoluble in water.It comprises of CaCO3 and as the Ca ...
In chemistry, a solution is a homogeneous mixture containing two or more substances in which a solute is the substance that is dissolved in a solvent. Saline solution is sodium chloride at 0.85 to 0.9 added to and dissolved in 100 mL of purified water. ...