May 21, 2008 · For instance in an electron-positron collider, you can create a quark-antiquark pair that undergoes hadronization and gluon emission -> in those processes protons and neutrons …

Nov 21, 2023 · Protons and neutrons stay in the nucleus, and they have nearly the same mass (the neutron is a little heavier). The atomic mass is the combined mass of the protons and …

Aluminum has 13 protons, 13 electrons, and 14 neutrons. To determine this, look first at the atomic number for aluminum, which

35 protons, 35 electrons, 46 neutrons b. 35 protons, 35 electrons, 116 neut How many protons, electrons, and neutrons are in the following isotopes. (a) Uranium-235 (b) Hydrogen-3 (c) …

Dec 16, 2024 · Protons and neutrons could be ejected, but it takes gamma ray energies and the cross-section for the process is a billion times smaller than typical for the photoelectric effect. …

Jan 10, 2021 · In general, because the mass difference between the proton and neutron is about an MeV, in any system including protons and electrons at a temperature of order an MeV or …

Jul 22, 2010 · The discovery of protons, neutrons, and electrons provided evidence for the existence of atoms, which were first proposed by Greek philosophers in ancient times. Later …

(a) 45 protons. 21 neutrons, 48 electrons (b) 21 protons, 24 neutrons, 18 electrons (c) 45 protons. 24 neutrons, 48 electrons (d) 21 protons, 24 neutrons, 21 electrons (e) 24 proton What is the …

a) 12 protons, 23 neutrons, and 23 electrons b) 239 protons, 145 neutrons, and 239 electrons c) 94 protons, 239 neutrons, and 93 electrons d) 94 protons, 145 neutrons, and How many …

Nov 21, 2023 · Protons and neutrons both have a mass of ~1 atomic mass unit. Electrons are too small to consider their masses in an atom's mass number. To find an atom's mass number, …