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VLD [36.1K]
3 years ago
6

An atom has 29 protons, 29 electrons, and 35 neutrons. What is the mass number of the atom?

Physics
2 answers:
BartSMP [9]3 years ago
8 0
The mass number is 64
Ilya [14]3 years ago
5 0
The mass number will be 64 as to calculate the mass you add up the protons and neutrons.

Hope this helps!
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