I think the answer is a not sure tho hope u the answe
Each element shows the group and period they are through the number of energy level and valence electron in which can determine their place in the periodic table.
Gravity pulls gas and dust together. A protostar forms as mass increases.
Answer:
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Explanation:
v8y to c g. fu uf gu t8 g8. g8 u g 8 g gi gi gi g gi if fu%:/"
