an atom. an atom consists of a nucleus, which contains protons and neutrons, surrounded by electrons. protons have a positive charge, neutrons have no charge, and electrons have a negative charge. the number of protons determines the element of the atom, while the number of neutrons can vary...
百度试题 题目原子的中心,即原子核,包含了带正电荷的微粒,称为“质子”。The center, ___ nucleus, of an atom contains positively charged particles called protons.? andorbutfor;相关知识点: 试题来源: 解析 or
a价格弹性 Price elasticity[translate] a我是怎么了 这就是我人生的第4次恋爱吗 How was I this am my life 4th love[translate] anow its much nicer in teh house agian 现在它好在再房子里[translate] aThe nucleus of an atom consists of 原子的中坚力量包括[translate]...
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Although an atom’s electrons participate directly in chemical reactions, the nucleus also plays a role; in essence, the protons “set the stage” for the atom, determining its properties as an element and creating positive electrical forces balanced by
The nucleus is very, very small and very, very dense when compared to the rest of the atom. Not only is the nucleus very small, but it also contains most of the mass of the atom. In fact, for all practical purposes, the mass of the atom is the sum of the masses of the protons...
百度试题 结果1 题目The nucleus of an atom is composed of swiftly moving protons and neutrons that are___together by very strong forces.相关知识点: 试题来源: 解析 held
Electrons orbit the nucleus of an atom.选择语言:从 到 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 电子轨道的原子的原子核。 翻译结果2复制译文编辑译文朗读译文返回顶部 电子轨道一个原子的核心。 翻译结果3复制译文编辑译文朗读译文返回顶部 电子轨道原子的原子...
原子的中心,即原子核,包含了带正电荷的微粒,称为“质子”。The center, ___ nucleus, of an atom contains positively charged particles called protons. A、and B、or C、but D、for
As the elements of local neuronal circuits, parvalbumin (PV) containing interneurons in the basolateral nucleus (BL) of the amygdala play an important role... R Li,Y Peng,O Ohtani,... - 《Chinese Journal of Neuroanatomy》 被引量: 8发表: 2004年 The Structure of the Atom and the Periodici...