Understand the definition of atomic mass, atomic number, and atomic weight. Discover how to find atomic mass, and learn what an atomic number...
美 英 na.【化】原子量 复数:atomic weights 权威英汉双解 英汉 英英 网络释义 atomic-weight — see also relative atomic mass 释义: 全部,原子量
atomic weight 听听怎么读 英[əˈtɔmik weit] 美[əˈtɑmɪk wet] 是什么意思 n. 原子量,各种元素原; 英英释义 atomic weight n.(chemistry) the ratio of the atomic mass of an element to half the atomic mass of carbon 同义词:relative atomic mass...
词汇 atomic-weight 释义 atomic weightnoun[ C or U ] chemistry specializeduk /əˌtɒm.ɪk ˈweɪt/ us /əˌtɑː.mɪk ˈweɪt/another term for relative atomic massspecialized原子质量 SMART Vocabulary: related words and phrases Measurements of weight & mass -pounder...
Based on the abundance of isotopes, atomic weight is the average of the mass of all the atoms in an element. The atomic mass unit, which is 1/12th the mass of a carbon-12 atom, helps calculate atomic mass and atomic weight. Mass Defect Mass Defect is the difference between the mass...
ATOMIC WEIGHT VERSUS ATOMIC MASSA letter to the editor is presented in response to the report "Atomic Weights of the Elements 2009," published in the December 20, 2010 issue.CarrollHarveyF.EBSCO_AspChemical & Engineering News
The atomic weight of an atom, or the molecular weight of a molecule, is its mass relative to that ofa___ atom. This is essentially equal to the number of protons plus neutrons that the atom or molecule contains. A oxygen B hydrogen C helium D carbon 相关知识点: 试题来源: 解析 B ...
What is the difference between atomic weight and mass number? What is relative atomic mass? What is the atomic mass of helium-4? What is gram atomic mass? What is the atomic weight of the lightest element on the periodic table? What is lawrencium's atomic mass?