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Chemistry, 03.03.2021 01:00 diyagawande

How many of each element are in chemical formula? 1. MgO

2. 2NO^2

3. LiNO^3

4. Li^2O

5. 2CaCO^3

Plz Help me im really lost

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How many of each element are in chemical formula? 1. MgO

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