Michaelamamadoaviz
Answered

Using the number of subamotic particles in the diagram above, what is the mass number of the atom?

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MafiaJasmine13viz

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  • Together, the number of protons and the number of neutrons determine an element's mass number: mass number = protons + neutrons.

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#Brainly.ph

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the sum of the numbers of protons and neutrons present in the nucleus of an atom.