kgjohannes kgjohannes

16-09-2020
Biology

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what do carbon,oxygen,hydrogen, and nitrogen have in common

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malloryaubrey8 malloryaubrey8

16-09-2020

Answer: they all have the same number of valence electrons. they all have umpaired electrons in their valence shells. They are elements produced only in living cells.
Each element exists in only one isotopic form.

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