can the mass number provide insights into the nature of dark matter?

Feb 23, 2024 ... Because most elements (especially the smaller ones) tend to have one most common form of isotope and a low percentage of alternate isotopes, the ... The atomic number of an element states the number of protons in the nucleus of every atom of that element. The number of electrons in an atom is equal to the ... Jul 22, 2020 ... When compared to the average mass per nucleon in carbon-12, which is moderately strongly-bound compared with other atoms, the mass defect of ... The total number of protons and neutrons (together known as nucleons) in an atomic nucleus. It is approximately equal to the atomic (also known as isotopic) ... The mass number is approximately equal to the atomic mass, which is the mass of a single atom of a element measured in atomic mass units (amu). The atomic mass ... Experiment 1 Kendall's tau rank correlation between female or male mass, and the number and mass of ... those variables that had equal variances and were normally ... Each atom also has a mass number, denoted by the symbol A. The mass number of an atom is equal to the number of protons plus the number of neutrons that it ... atomic number=14Si28 = mass number. The mass number is 28, which tells us that silicon has a total number of protons and neutrons that equals 28. As we ... Jun 2, 2014 ... The mass number tells us the nucleus contains 19 particles in total. Since 9 of these are protons, the other 10 are neutrons. We call it the ... Mar 26, 2025 ... Mass number is always equal to the sum of the number of protons and the number of neutrons. Electrons: Protons: