what is the role of mass number in studying nuclear waste? how does the mass number relate to the concept of critical mass in nuclear reactors?

Mass number of the most abundant isotope of the element with atomic number Z ... number equal to n. If there is no stable isotope, choose the one with ... Atomic number is equivalent to the number of neutrons while the mass number is equivalent to the sum of the number of protons and number of electrons. The correct answer is (D) The nucleus contains both protons and neutrons, the sum of which determines the mass number. Oct 5, 2024 ... The atomic number is the number of protons in an element, while the mass number is the number of protons plus the number of neutrons. 2) Mass Concentration. The mass concentration of a solution is equal to the mass ... The number of moles we started with is equal to the number of moles of ... The state of a gas is defined by various properties which we can observe with our senses, including the gas pressure (p), temperature (T), mass (number of ... The number of electrons in an atom is normally equal to the number of protons in the nucleus. ... Hence the nominal mass, based on the mass number, approximates ... ... equal to 75 U/mL). Data of patients in two groups were collected and evaluated such as gender, age, body mass, number of patients with chemical burn ... Jul 18, 2018 ... The mass number of a nuclide is equal to the number of protons and neutrons in the nucleus; variation in the number of the latter produces ... 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 ...