Chemistry, asked by Nishantanchan4906, 6 hours ago

Atomic mass and atomic no. Round off

Answers

Answered by avantikay1312

Explanation:

The total number of protons and neutrons in an atom is called the mass number. You can find the mass number for any element. The mass number can be found by rounding the average atomic mass to the nearest whole number. For example, the average atomic mass of lithium is 6.941 amu.

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