ty12313
ty12313
28-08-2017
Chemistry
contestada
how could you create an isotope for gallium
Respuesta :
100018643
100018643
28-08-2017
You need to know in order to write the nuclear symbol of an isotope
X, you need to know two things
its atomic number
- the number of protons it has in its nucleus
its mass
number
- the numbe of protons and neutrons it has in its nucleus
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-np-90<30 solve for n
