mass number
Example Sentences
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As an example, the masses and radii of all nuclei up to mass number 50 were calculated using this method.
From Science Daily ● May 15, 2024
State the numbers of protons, neutrons, and electrons in your atom, as well as the net charge and mass number.
From Textbooks ● Feb. 14, 2019
Emission of an electron does not change the mass number of the nuclide but does increase the number of its protons and decrease the number of its neutrons.
From Textbooks ● Feb. 14, 2019
This continues up to A ≈ 60 , roughly corresponding to the mass number of iron.
From Textbooks ● Aug. 12, 2015
This gives off alpha particles at such a rate that half of it has decomposed in 150 days, leaving plutonium with atomic number 94 and mass number 238.
From A Brief History of Element Discovery, Synthesis, and Analysis by Glen W. Watson
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