Question

difference between mass and atomic mass​

Answer 1

Answer:

Atomic mass is the weighted average mass of an atom of an element based on the relative natural abundance of that element's isotopes. The mass number is a count of the total number of protons and neutrons in an atom's nucleus.

Answer 2

Answer:

There is a difference between the meanings of the chemistry terms atomic mass and mass number. One is the average weight of an element and the other is the total number of nucleons in the atom's nucleus.

Explanation:

• Atomic mass is also known as atomic weight. Atomic mass is the weighted average mass of an atom of an element based on the relative natural abundance of that element's isotopes.

• The mass number is a count of the total number of protons and neutrons in an atom's nucleus.

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Atomic Mass and Mass Number Example

Hydrogen has three natural isotopes: 1H, 2H, and 3H. Each isotope has a different mass number.