an element is a substance ,all of ___ atoms have the same atomic number为什么选whose ?. 答案 首先句子后面是作定语的,由主句可以知道,修饰的是主语element.因为atoms是原子的意思,对于元素来说,逻辑关系自然是“元素里的原子”,所以element和atoms具有从属关系,用whose(注意啦!在定语从句表示从属关系的...
百度试题 结果1 题目必答All atoms of a given element have the same_. A. mass B. number of protons C. number of neutrons D. number of electrons and neutrons E. 相关知识点: 试题来源: 解析 B 反馈 收藏
Atoms and Their Atomic NumbersAll atoms have different numbers of protons,neutrons,and electrons.The protonsare positively charged and are in the nucleus.Neutrons are also in the nucleus.Butthey have no charge.And electrons orbit the nucleus.They have negative charges.The number of protons and ne...
An element is a substance, all of ___ atoms have the same atomic numbers.A.thatB.whoseC.whatD.which的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学
the element. Each oxygen atom has eight protons in its nucleus, while each aluminum has thirteen. We call these substances elements because all their atoms are of the same type;they all have the same number of protons in the nucleus. The element is made up of chemical units which have ...
An element is a substance all of ___ atoms have the same atomic number.A.thatB.whoseC.whatD.which的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率
Which statement of elements is NOT correct? A) An element is a substance whose atoms all have the same atomic number. B) The atoms ofan element all contain the same number ofprotons C) The atoms ofan element all contain the same numbers of neutrons D) An element is a substance that ...
哈里德 物理学基础 学习指导 40 All About Atoms
In most cases, the chirality of the atoms will not change. This is what an input for a case where the chirality does not change looks like: (protein_chain, residue_number, atom_name), (small_molecule_chain, atom_index), ("null", "null") ...
all atoms of this element contain 36 protons. this element contains 196.97 protons and neutrons. this is the most reactive of all elements. what do elements in the same column have in common?all atoms of this element contain 38 protons. this element contains 227 protons and neutrons.elements ...