14 electrons because there are 7 orbitals (2x7=14)
Answer:
Explanation:
The relative atomic mass of an element is a weighted average of the masses of the atoms of the isotopes - because if there is much more of one isotope then that will influence the average mass much more than the less abundant isotope will.
I think answer is
C. Something that can be observed or measured while changing the identity of the substance
Answer:
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Explanation:
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