Answer:
magnesium + oxygen ----> magnesium oxide
Explanation:
Referring only to a periodic table and not to Figure 8.19 "Atomic Radii Trends on the Periodic Table", which atom is larger in each pair? Si is to the left of S on the periodic table, so it is larger because as you go across the row, the atoms get smaller.
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Answer:
Respiration
Explanation:
The act of breathing, simple as that!
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B, a physical change because it is not destroying the substance.
