Biology, 20.08.2019 19:40 lasagnafoe
If the atomic number of an element is 6 and its mass is 14 how many neutrons are contained in the nucleus?
a) 6
b) 20
c) 14
d) 8
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If the atomic number of an element is 6 and its mass is 14 how many neutrons are contained in the nu...
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