34 se selenium 78.94 how many protons (atomic number) does the element shown contain in each of its atoms? a) 68 b) 34 c) 17 d) 78.94
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Ответ:
34
SE
Atomic number=number of protons
34 is the atomic number which makes 34 the number of protons in the atom of the element
Ответ:
6018 divided by 1389 but that would not be an exact 4.5. You could round to the nearest tenth and get 4.5 though
Explanation:
6018/1389 = 4.33261339