An element has atomic number 10 and an atomic mass of 20. how many neutrons are in the atom of this element? 10 20 30 0 200 nextreset

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asked Feb 19, 2017 50.2k views

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Roger Medeiros · Answer 1 · 2017-02-23T10:04:17+0000

There are 10 neurons in the atom of this element. This can be worked out in the following way:

A = ( atomic mass )
Z = ( atomic number )
N = ( neutrons )
A = Z + N20 = 10 + NN = 20 - 10N = 10

An element has atomic number 10 and an atomic mass of 20. how many neutrons are in the atom of this element? 10 20 30 0 200 nextreset

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