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jolli1 [7]
2 years ago
15

Why do reactions need to be balanced?

Chemistry
1 answer:
nexus9112 [7]2 years ago
5 0

Answer:

A part.

Explanation:

Because the reactants must be the exact same as the the products.

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Magnesium is a metal with two elections in its outermost energy level. When it becomes an ion, what happens to its valence elect
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The answer to your question is Mg loses its valence electrons and acquire a positive charge (Mg⁺²).

Explanation:

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