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An Atoms Atomic Mass Is Best Described as

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Number of neutrons 25 - 12 13. The atomic mass of an element is defined as the sum of the atomic number aka. Pin On 13 Science Atomic mass is the mass of a single atom approximately equal to the mass number of the atom. . The atomic mass unit is also called the dalton Da after English. Which of the following best describes the atomic number of an atom. Electrons contribute so little mass that they arent counted. The protons it contains. Protons and neutrons it contains. This small change is due to the binding energy mass loss. An atoms atomic mass is best described as the mass of. Atomic mass the quantity of matter contained in an atom of an element. The mass of an atom can be accounted for by the sum of the mass of protons and neutrons which is almost equal to the atomic mass. A protons it contains b neutrons it contains c electrons in the outermost shell d protons and neutrons it contain...