When salt is dissolved in water, it forms a solution. What do we call the substance that is dissolved (in this case, salt)? A. Solvent B. Solute C. Mixture D. Compound 相关知识点: 试题来源: 解析 B。解析:在溶液(solution)中,被溶解的物质叫做溶质(solute),这里盐是溶质。溶剂(solvent)...
Technically, the term "mixture" is misused when a recipe calls for you to mix, for example, flour and eggs. Achemical reactiondoes occur between those cooking ingredients. You can't undo it. However, mixing dry ingredients, such as flour, salt, and sugar, does produce an actual mixture. ...
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.
Mixtureshave many of the properties of their constituents (e.g. the element 'oxygen' is part of the mixture 'air' and some of the properties of air are due to the oxygen part - but those properties are generally less strong / intense than those of pure oxygen because of the presence of...
Gunpowder: A mixture of sulfur, potassium nitrate and carbon. Types of Mixtures There are two main types of mixtures: homogeneous mixtures and heterogeneous mixtures. The types of mixtures are discussed below. 1. What is a Heterogeneous Mixture? A mixture of sand mixed with salt is an example...
A. A type of ice。salt mixture. B. A newly found protein. C. Fish blood。 D. Sugar molecule. 相关知识点: 试题来源: 解析 B 解析 代词指代题.根据文中的叙述可以判断出该物质就是帮助这种鱼生活在南极海水中的神奇的蛋白质. Ⅲ.语法填空 The Million Pound Bank Note is based on a short stor...
Gargle with a salt solution . Rinsing with a simple mixture of salt and water can help relieve a sore and scratchy throat .You can take this several times a day. Rest as much as possible . Stay at home if you can ,as this will help to avoid passing your cold ...
mixture混合物colloidsoluteparticlessubstances 40 Science Alive for VELS Level 5 What is a mixture? lthough the air we breathe seems like a single, or pure, substance, it is actually a mixture of many substances. Air consists of nitrogen, oxygen, carbon dioxide and other gases. Like air, al...
The main difference betweenAdderallandVyvanseis that Adderall is a mixture of four different kinds of amphetamine salts while Vyvanse only contains one type of amphetamine salt, called lisdexamfetamine. Lisdexamfetamine (Vyvanse) is a prodrug that gets converted into dexamphetamine once it is in the ...
(atomicratios) Ex.H2O,NaClex.H2OisalwaysH2O notH3OorH2O2 •Madeof2ormoresubstances (mixedtogether) •CANBEseparatedphysically •CANBEputtogetherinany proportion 2TypesofMixtures HeterogeneousMixture- differentthroughout HomogeneousMixture- samethroughout(solution) Solution- Evenlymixedona molecularlevel...