gatorgirl10152 gatorgirl10152

28-08-2018
Chemistry

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how much mass would a nucleus that is composed of 15 protons and 18 neutrons have?

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camiccc99 camiccc99

08-01-2019

The mass is the total number of protons and neutrons there are in the nucleus. There are 15 and 18 neutrons, that means the mass is 33
15 + 18 = 33

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