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
This approximation of mass can be used to easily calculate how many neutrons an element has by simply subtracting the number of protons from the mass number.
From Textbooks • Jun. 9, 2022
Since an element’s isotopes will have slightly different mass numbers, scientists also determine the atomic mass, which is the calculated mean of the mass number for its naturally occurring isotopes.
From Textbooks • Jun. 9, 2022
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
The nation is an army which can bring to bear mass, number, and force, but not an assembly of free men in which each individual depends for his value on himself.
From Amiel's Journal by Ward, Humphry, Mrs.
