iness6505 iness6505

03-07-2017
Chemistry

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Determine the number of protons and neutrons in an isotope of bromine (br) with a mass number/atomic mass of 79. (the atomic number of bromine is 35.)

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otislundahl otislundahl

03-07-2017

44 neutrons and 35 protons. The number of neutrons you have is equal to the atomic mass minus the atomic number.

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