amptonixfaithrobs
amptonixfaithrobs amptonixfaithrobs
  • 23-09-2016
  • Chemistry
contestada

The mass number of an atom is obtained by totaling the number of _____.

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mpanderla95
mpanderla95 mpanderla95
  • 24-09-2016
The mass number of an atom is obtained by totalling the number of protons and neutrons together.
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tech9razorblade
tech9razorblade tech9razorblade
  • 24-09-2016
Add protons and neutrons to get the mass number of an atom
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