Answer:
16
Explanation:
The proton number is always the number in the corner of the box on a periodic table
Answer:
A
Explanation:
it also stores all the cells dna
Answer:
elements are composed of
electrons with a little mass and negative charge
protons with mass and positive charge
neutrons with mass and no charge
isotopes same number of protons, different in neutrons
share me the other part of the photo to complete!!!
Answer:
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