如何计算原子质量
质子数+中子数=原子质量
how to coculate the atomic mass of an element
how to coculate the atomic mass of an element
如何计算原子质量
如何计算原子质量
化学人气:327 ℃时间:2020-04-05 10:22:33
优质解答
我来回答
类似推荐
- The relative atomic mass scale makes it possible to know how many atoms of an element are element
- The atomic number of an element X is 15.The number of electrons in an anion of X is?
- atomic mass跟atomic number的詳細介紹 考試用
- What is the mass mumber of an element?ps:Please answered in English
- an element is a substance , all of _______ atoms have the same atomic number