<h2><em>what is an atomic mass of an atom referring to?</em></h2>
- <em>Lr. The atomic mass of an element is the average mass of t<u>he atoms of an element measured in atomic mass unit </u>(amu, also known as daltons, D). The atomic mass is a weighted average of all of the isotopes of that element, in which the mass of each isotope is multiplied by the abundance of that particular isotope.</em>
<em>hope</em><em> it</em><em> helps</em>
<em>#</em><em>c</em><em>a</em><em>r</em><em>r</em><em>y</em><em> </em><em>on</em><em> learning</em>
Answer:
Our solar system and everything in it was created at roughly the same time.
Explanation:
The Big Bang theory
This is true, Darwin spent over 20 years developing his theory of natural selection
Mitochondria are the powerhouses of the cell because they break the chemical bonds of glucose to release energy that our cells use to do work and perform chemical reactions.