单词atomic mass unit 释义 atomic mass unit noun[C] chemistryspecialized uk /əˌtɒm.ɪk ˈmæs ˌjuː.nɪt/us /əˌtɑː.mɪk ˈmæs ˌjuː.nɪt/ (abbreviationu) aunitused formeasuringatomicmass,equalto one twelfth of themassof anatomofcarboninitscommo...
atomic mass unit 美 英 un.原子质量单位;核质量单位 英汉 英英 un. 1. 原子质量单位 2. 核质量单位
Atomic mass unit (AMU) 1/12 the mass of a neutral atom of 12C, equal to 931.5 MeV. Atomic number (Z) Integer equal to the number of protons in a nucleus; the order of an element in the periodic table. Atomic weight or nuclear mass number (A) An integer equal to the sum of the...
effective atomic mass有效原子质量 unit mass单位质量 mass unit【电】 质量单位 atomic mass conversion factor原子质量换算因数 neutron atomic mass中子原子质量 相似单词 milli mass unit毫质量单位 atomica. 1.原子的,原子武器的 2.核的,核能的 MASS=Manual Analysis Scan System 人工分析扫描系统 ...
atomic mass unit词源英文解释 The first known use of atomic mass unit was circa 1942 atomic mass unit儿童词典英英释义 atomic mass unitnoun a unit of mass for expressing masses of atoms, molecules, or nuclear particles that is equal to ¹⁄₁₂ of the atomic mass of the most abundant...
atomic mass unit n (Units) a unit of mass used to express atomic and molecular weights that is equal to one twelfth of the mass of an atom of carbon-12. It is equivalent to 1.66 × 10–27kg. Abbreviation:amuAlso called:unified atomic mass unitordalton ...
atomic mass conversion factor原子质量换算因数 neutron atomic mass中子原子质量 unified atomic mass unit【化】 统一的原子质量单位 relative atomic mass相对原子质量 in mass全体,全部,整个 the mass of大多数,大部分 mass ofπ-meson π介子的质量
unified atomic mass unit 英 [ˈjuːnɪfaɪd əˈtɒmɪk mæs ˈjuːnɪt] 美 [ˈjuːnɪfaɪd əˈtɑːmɪk mæs ˈjuːnɪt]网络 &#...
An atomic mass unit is defined as 1/12 the mass of a carbon-12 atom. A carbon-12 atom has 6 protons and 6 neutrons. Therefore, each proton and neutron is approximately 1 AMU. How do you convert AMU to kg? In order to convert atomic mass units to kilograms, the conversion must be...
(1942) n . (1) The mass of a neutral atom of a nuclide. It is usually expressed in terms of the physical scale of atomic masses, that is, in atomic mass units (amu). (2) A unit of mass; one atomic mass unit (amu) is defined as the mass of one atom.nSee amu .See amu...