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21-11-2016
Chemistry

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phosphorus has an atomic mass of 31 and an atomic number of 15 ,so the number of nuetrons must be ?

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Hhannahbanana Hhannahbanana

21-11-2016

It should be 16 neutrons

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scme1702 scme1702

21-11-2016

The number of neutrons is the difference in Atomic mass and atomic number.
Thus, number of neutrons:
31 - 15
= 16 neutrons

Answer Link

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