molecules are made up of atoms 青云英语翻译 请在下面的文本框内输入文字,然后点击开始翻译按钮进行翻译,如果您看不到结果,请重新翻译! 翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 分子是由原子组成的 翻译结果2复制译文编辑译文朗读译文返回顶部...
7 All matter is made up of atoms and molecules.(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...
Molecule: group of two or more atoms held together by chemical bonds. So,minimum 2 atomsare required to form a molecule. What is the relationship among atoms elements and minerals? Minerals are made up ofchemicalelements. A chemical element is a substance that is made up of only one kind ...
All of these things inside your room are matter and are made up ofatoms and molecules. Atoms make up everything you can see, touch, smell, feel, and taste. Atoms are the fundamental constituents of all substances. Covalent (chemical) bonds bind one or more atoms together to form molecules...
The concept that all matter is made up of atoms was suggested by Dalton in 1803. It was a very useful concept, which could explain many of the experimental observations, but people were sceptical and considered atoms to be hypothetical objects until the beginning of the 20th century. By the...
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...
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‘levels’ in which the electrons surrounding the nucleus of the atom are located and markings indicating the electron.at each level. A molecule is the smallest thing a substance can be divided into while remaining the same substance. It is made up of two or more atoms that are bound ...
Molecules from atoms, atoms through a certain force, arranged in a certain order and combined into molecules. A case study of water molecules, water constantly separated forever until without damaging properties of water, there is the smallest unit of made up of two hydrogen atoms and one oxygen...
Matter is made up of Atoms Atom are the smallest particle of elements Atoms are very small, they are smaller than anything that we can imagine or compare with The size of the atoms is measured by the Atomic Radius .Atomic radius is measured in nanometres ( 1 nm=10−9 m1 nm=10...