The average atomic mass is the weighted average of all of the naturally occurring each element. A. 正确 B. 错误 如何将EXCEL生成题库手机刷题 > 下载刷刷题APP,拍照搜索答疑 > 手机使用 分享 反馈 收藏 举报 参考答案: B 复制 纠错 举一反三 ( )是指经建设主管理部门或者其他部门安全生产考核...
Define Average atomic mass. Average atomic mass synonyms, Average atomic mass pronunciation, Average atomic mass translation, English dictionary definition of Average atomic mass. n. The mass of an atom, usually expressed in atomic mass units. American H
Average atomic mass is calculated for those elements which exists in two or more than two isotopic forms. The natural abundances of different isotopes of an element are different and hence they are the deciding factors in determination of ...
What is the average atomic mass of Mg?Atomic Mass and Mass Number:The atomic mass is a form of calculated average mass for all the atoms of an element. This differs from mass numbers in that a mass number refers to the mass of a specific atom or the atoms of an isotope of an ...
The average atomic mass of oxygen is 15.999 AMU. This value rounds to 16, which indicates that oxygen-16 is the most abundant isotope of oxygen... See full answer below. Learn more about this topic: Average Atomic Mass | Definition, Formula & Calculation from...
Let the percentage of X-16 isotope =x The percentage of X-18 isotope =(100-x) From the information the average atoic mass of the element X is = (x xx16)/(100)+((100-x)xx18)/(100) But the given atomic mass of the element X=16.2 u (x xx16)/(100)+((
obtained from the mass spectrum of a sample of strontium Mass / charge ratio %abundance84.0 0.5686.0 9.8687.0 7.0288.0 82.56Calculate the relative atomic mass of strontium in this sample.Give your answer to three significant figures.(2)(b) In which block of the Periodic Table is strontium ...
1The atomic mass of copper is 63.55 amu.There are onlytwo isotopes of copper,63Cu with a mass of 62.93 amu and65Cu with a mass of 64.93 amu.What is the percentageabundance of each of these two isotopes? 2【题目】T he atomic mass of copper is 63.55 amu.T here are onlytwo isotopes...
This results in mass numbers of 1 and 2 for these isotopes respectively. The protium isotope is also much more common in nature than deuterium, in terms of percent abundance. Therefore, the average atomic mass of the element hydrogen is very close to the m...
Average Atomic MassThe average atomic mass of an element is equal to the weighted average of atomic masses of all naturally occurring isotopes of that element. In the periodic table of elements, it is measured in atomic mass unit (amu)