The atomic theory explains the nature of matter. What are atoms made up of? A. Protons, neutrons and electrons B. Molecules and compounds C. Gases and liquids D. Solids and plasmas 相关知识点: 试题来源: 解析 A。解析:原子理论解释了物质的本质,原子由质子、中子和电子组成。分子和化合物、...
Matters are made up of molecules, and molecules of atoms.(用高级短语替换are made up of)consist of2. Professor Smith, along with his assistants, are working on the project day and night to meet the demands.(改错)are 改成is3. She is in a poor of health, which worries her mother very...
Molecules, by definition, are composed of two or more atoms. They can consist of atoms of the same element or different elements. For instance, oxygen gas (O₂) is a molecule composed of two oxygen atoms bonded together, while water (H₂O) is a molecule made up of two hydrogen atom...
How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-) 'Canceled' or 'cancelled'? Why is '-ed' sometimes pronounced at the end of a word? What's the difference between 'fascism' and 'socialism'? More Commonly Misspelled Words ...
Atoms to MoleculesWhat is your brain made of?Everything you can see, touch, smell, feel, and taste is made of atoms. Atoms are the basic building-block of all matter (including you and me, and everyone else you’ll ever meet), so if we want to know about what Earth is made of,...
(a) Describe the arrangement, separation and motion of gas molecules.arrangementseparationmotion 相关知识点: 试题来源: 解析 (a) 描述气体分子的排列、分离和运动。 ### 排列 气体分子的排列是非常松散的,它们之间的距离相对较大,没有固定的位置,可以自由地在容器中移动。气体分子之间的相互作用力较弱,不足...
. Bromine, like its neighbours chlorine and iodine in the periodic ( = of period ) table, has molecules made up of two atoms each. In these liquid elements, the molecules are close together, but not so crowded;they can pass lightly by one another.1.All elements are made up of ....
Describe how is Electric Charge distributed in atoms and molecules? Which element has the lightest atoms? If matter is just condensed energy, then where did all the energy come from? When temperatures are near absolute zero, what process causes atoms to begin to clump?
We all know that molecules are made of atoms. 翻译结果2复制译文编辑译文朗读译文返回顶部 Everybody knew that, the member is by the atomic building. 翻译结果3复制译文编辑译文朗读译文返回顶部 We all know, is made up of atoms. 翻译结果4复制译文编辑译文朗读译文返回顶部 ...
We all know that molecules are made of atoms 翻译结果2复制译文编辑译文朗读译文返回顶部 We all know that molecule is made up of atoms 翻译结果3复制译文编辑译文朗读译文返回顶部 We all know that molecule is made up of atoms 翻译结果4复制译文编辑译文朗读译文返回顶部 ...