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24-10-2019
Biology

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The elements in period 3 all have this characteristic
Question 1 options:

a.They all have 3 neutrons

b.They all have 3 protons

c.They all have 3 orbitals (shells)

d.They all have atomic masses that are a multiple of 3

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24-10-2019

Answer:

b

Explanation:

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